Bump urllib3 from 2.2.1 to 2.2.2 in /docs/sphinx (#1215)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.2.1 to 2.2.2.
- [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/2.2.1...2.2.2)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: indirect
...

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docs/sphinx/requirements.txt

@@ -139,7 +139,7 @@ typing-extensions==4.12.0
     # via
     #   pydata-sphinx-theme
     #   pygithub
-urllib3==2.2.1
+urllib3==2.2.2
     # via
     #   pygithub
     #   requests