Bump urllib3 from 2.0.2 to 2.2.1 (#1411)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.0.2 to 2.2.1.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](https://github.com/urllib3/urllib3/compare/2.0.2...2.2.1)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

docs/requirements.txt

@@ -48,5 +48,5 @@ sphinxcontrib-serializinghtml==1.1.10
 tornado==6.4
 typeguard==3.0.2
 Unidecode==1.3.8
-urllib3==2.0.2
+urllib3==2.2.1
 wrapt==1.16.0