Bump idna from 2.9 to 3.10

Bumps [idna](https://github.com/kjd/idna) from 2.9 to 3.10.
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.rst)
- [Commits](kjd/idna@v2.9...v3.10)

---
updated-dependencies:
- dependency-name: idna
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,7 +1,7 @@
 certifi==2020.12.5
 chardet==4.0.0
 cssselect==1.1.0
-idna==2.9
+idna==3.10
 lxml==4.8.0
 numpy==1.21.5
 pandas==0.25.3