⬆️ Bump urllib3 from 2.0.7 to 2.2.2 in /docs/mkdocs

Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.0.7 to 2.2.2.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@2.0.7...2.2.2)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

docs/mkdocs/requirements.txt

@@ -44,6 +44,6 @@ six==1.16.0
 smmap==5.0.1
 tornado==6.3.3
 tqdm==4.66.1
-urllib3==2.0.7
+urllib3==2.2.2
 watchdog==3.0.0
 zipp==3.17.0