Bump openssl from 0.10.66 to 0.10.68 (#125)

Bumps [openssl](https://github.com/sfackler/rust-openssl) from 0.10.66
to 0.10.68.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/sfackler/rust-openssl/releases">openssl's
releases</a>.</em></p>
<blockquote>
<h2>openssl-v0.10.68</h2>
<h2>What's Changed</h2>
<ul>
<li>fixes <a
href="https://redirect.github.com/sfackler/rust-openssl/issues/2317">#2317</a>
-- restore compatibility with our MSRV and release openssl 0.9.68 by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2318">sfackler/rust-openssl#2318</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.67...openssl-v0.10.68">https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.67...openssl-v0.10.68</a></p>
<h2>openssl-v0.10.67</h2>
<h2>What's Changed</h2>
<ul>
<li>Added a utility function to ensure we never have an issue with
0-length slices from pointers again by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2268">sfackler/rust-openssl#2268</a></li>
<li>Fix CI for the latest rustc by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2271">sfackler/rust-openssl#2271</a></li>
<li>Add binding for EVP_DigestSqueeze by <a
href="https://github.com/initsecret"><code>@​initsecret</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2270">sfackler/rust-openssl#2270</a></li>
<li>libressl 4.0: const correctness for X509_LOOKUP_METHOD by <a
href="https://github.com/botovq"><code>@​botovq</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2276">sfackler/rust-openssl#2276</a></li>
<li>Bump hex dev-dependency version by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2277">sfackler/rust-openssl#2277</a></li>
<li>Raise bindgen version by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2278">sfackler/rust-openssl#2278</a></li>
<li>Ensure Rsa::check_key doesn't leave errors on the stack by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2279">sfackler/rust-openssl#2279</a></li>
<li>Update some docs to use the corresponds macro by <a
href="https://github.com/rushilmehra"><code>@​rushilmehra</code></a> in
<a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2282">sfackler/rust-openssl#2282</a></li>
<li>Don't leave errors on the stack in
<code>MdCtxRef::digest_verify_final</code> by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2283">sfackler/rust-openssl#2283</a></li>
<li>Adjustments for LibreSSL 4 by <a
href="https://github.com/botovq"><code>@​botovq</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2287">sfackler/rust-openssl#2287</a></li>
<li>Explicit rustfmt config by <a
href="https://github.com/kornelski"><code>@​kornelski</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2285">sfackler/rust-openssl#2285</a></li>
<li>add basic EVP_KDF bindings by <a
href="https://github.com/reaperhulk"><code>@​reaperhulk</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2289">sfackler/rust-openssl#2289</a></li>
<li>add ossl3 thread pool bindings by <a
href="https://github.com/reaperhulk"><code>@​reaperhulk</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2293">sfackler/rust-openssl#2293</a></li>
<li>add argon2id support for ossl 3.2+ by <a
href="https://github.com/reaperhulk"><code>@​reaperhulk</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2290">sfackler/rust-openssl#2290</a></li>
<li>fix 3.2.0 thread support and simplify by <a
href="https://github.com/reaperhulk"><code>@​reaperhulk</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2294">sfackler/rust-openssl#2294</a></li>
<li>add libctx arg to argon2id by <a
href="https://github.com/reaperhulk"><code>@​reaperhulk</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2295">sfackler/rust-openssl#2295</a></li>
<li>support using threads in argon2id by <a
href="https://github.com/reaperhulk"><code>@​reaperhulk</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2296">sfackler/rust-openssl#2296</a></li>
<li>Ensure beginning and end of the error output is readable by <a
href="https://github.com/kornelski"><code>@​kornelski</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2284">sfackler/rust-openssl#2284</a></li>
<li>Test against 3.4.0-alpha1 by <a
href="https://github.com/sfackler"><code>@​sfackler</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2302">sfackler/rust-openssl#2302</a></li>
<li>Resolve clippy warnings from nightly by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2310">sfackler/rust-openssl#2310</a></li>
<li>fixes <a
href="https://redirect.github.com/sfackler/rust-openssl/issues/2311">#2311</a>
-- silencer resolver warnings by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2312">sfackler/rust-openssl#2312</a></li>
<li>Bump to 3.4.0-beta1 by <a
href="https://github.com/sfackler"><code>@​sfackler</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2313">sfackler/rust-openssl#2313</a></li>
<li>LibreSSL 4.0.0 by <a
href="https://github.com/botovq"><code>@​botovq</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2315">sfackler/rust-openssl#2315</a></li>
<li>Release openssl v0.10.67 and openssl-sys v0.9.104 by <a
href="https://github.com/alex"><code>@​alex</code></a> in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2316">sfackler/rust-openssl#2316</a></li>
</ul>
<h2>New Contributors</h2>
<ul>
<li><a
href="https://github.com/initsecret"><code>@​initsecret</code></a> made
their first contribution in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2270">sfackler/rust-openssl#2270</a></li>
<li><a
href="https://github.com/rushilmehra"><code>@​rushilmehra</code></a>
made their first contribution in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2282">sfackler/rust-openssl#2282</a></li>
<li><a href="https://github.com/kornelski"><code>@​kornelski</code></a>
made their first contribution in <a
href="https://redirect.github.com/sfackler/rust-openssl/pull/2285">sfackler/rust-openssl#2285</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.66...openssl-v0.10.67">https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.66...openssl-v0.10.67</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/be8dcfd1d747abc45b4c931fcc4b6474f7c09495"><code>be8dcfd</code></a>
Merge pull request <a
href="https://redirect.github.com/sfackler/rust-openssl/issues/2318">#2318</a>
from alex/msrv-fix</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/065cc77d0c574d0f713af4f2b37fb9040b3537cf"><code>065cc77</code></a>
fixes <a
href="https://redirect.github.com/sfackler/rust-openssl/issues/2317">#2317</a>
-- restore compatibility with our MSRV and release openssl 0.9.68</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/7b3ec80b19f3f06f0419346ed87ed9bf03f9ce62"><code>7b3ec80</code></a>
Merge pull request <a
href="https://redirect.github.com/sfackler/rust-openssl/issues/2316">#2316</a>
from alex/bump-for-release</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/b510e8c2c2a37e86bf940ede4c46f858d0241fa2"><code>b510e8c</code></a>
Release openssl v0.10.67 and openssl-sys v0.9.104</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/ee3b024a7f0103a0e37c5df7b333e75a30df07da"><code>ee3b024</code></a>
Merge pull request <a
href="https://redirect.github.com/sfackler/rust-openssl/issues/2315">#2315</a>
from botovq/libressl-4.0.0</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/c4dabc2fc2f76d734fc361401c3bae1a911bc405"><code>c4dabc2</code></a>
CI: Update LibreSSL CI</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/f9027b7549e7d557d627aeadc157097b2c5c018b"><code>f9027b7</code></a>
LibreSSL 4.0.0 is released &amp; stable</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/1b51ba5de04b185e9cb2c1063e310bd190e28cad"><code>1b51ba5</code></a>
Merge pull request <a
href="https://redirect.github.com/sfackler/rust-openssl/issues/2313">#2313</a>
from sfackler/sfackler-patch-1</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/de8a97c1b55800104ae6f3c6f52aab1e17df3b3c"><code>de8a97c</code></a>
Bump to 3.4.0-beta1</li>
<li><a
href="https://github.com/sfackler/rust-openssl/commit/39304643c0c8f9a5035799e22e73277043b22ac6"><code>3930464</code></a>
Merge pull request <a
href="https://redirect.github.com/sfackler/rust-openssl/issues/2312">#2312</a>
from sfackler/alex-patch-1</li>
<li>Additional commits viewable in <a
href="https://github.com/sfackler/rust-openssl/compare/openssl-v0.10.66...openssl-v0.10.68">compare
view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=openssl&package-manager=cargo&previous-version=0.10.66&new-version=0.10.68)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

Dependabot will resolve any conflicts with this PR as long as you don't
alter it yourself. You can also trigger a rebase manually by commenting
`@dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits
that have been made to it
- `@dependabot merge` will merge this PR after your CI passes on it
- `@dependabot squash and merge` will squash and merge this PR after
your CI passes on it
- `@dependabot cancel merge` will cancel a previously requested merge
and block automerging
- `@dependabot reopen` will reopen this PR if it is closed
- `@dependabot close` will close this PR and stop Dependabot recreating
it. You can achieve the same result by closing it manually
- `@dependabot show <dependency name> ignore conditions` will show all
of the ignore conditions of the specified dependency
- `@dependabot ignore this major version` will close this PR and stop
Dependabot creating any more for this major version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this minor version` will close this PR and stop
Dependabot creating any more for this minor version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this dependency` will close this PR and stop
Dependabot creating any more for this dependency (unless you reopen the
PR or upgrade to it yourself)


</details>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>