build(deps): bump markdown-it and vsce

Bumps [markdown-it](https://github.com/markdown-it/markdown-it) to 12.3.2 and updates ancestor dependency [vsce](https://github.com/Microsoft/vsce). These dependencies need to be updated together.


Updates `markdown-it` from 10.0.0 to 12.3.2
- [Release notes](https://github.com/markdown-it/markdown-it/releases)
- [Changelog](https://github.com/markdown-it/markdown-it/blob/master/CHANGELOG.md)
- [Commits](markdown-it/markdown-it@10.0.0...12.3.2)

Updates `vsce` from 1.103.1 to 2.15.0
- [Release notes](https://github.com/Microsoft/vsce/releases)
- [Commits](microsoft/vscode-vsce@v1.103.1...v2.15.0)

---
updated-dependencies:
- dependency-name: markdown-it
  dependency-type: indirect
- dependency-name: vsce
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -114,7 +114,7 @@
         "vscode-test": "^1.3.0"
     },
     "dependencies": {
-        "vsce": "^1.95.0",
+        "vsce": "^2.15.0",
         "vscode-nls-i18n": "^0.2.4"
     }
 }