Bump requests from 2.28.2 to 2.31.0 in /docs/.sphinx (#747)

Bumps [requests](https://github.com/psf/requests) from 2.28.2 to 2.31.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](https://github.com/psf/requests/compare/v2.28.2...v2.31.0)

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

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

docs/.sphinx/requirements.txt

@@ -90,7 +90,7 @@ pyyaml==6.0
     #   myst-parser
     #   rocm-docs-core
     #   sphinx-external-toc
-requests==2.28.2
+requests==2.31.0
     # via
     #   pygithub
     #   sphinx