Bump requests from 2.28.1 to 2.31.0 (#562)

Bumps [requests](https://github.com/psf/requests) from 2.28.1 to 2.31.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](psf/requests@v2.28.1...v2.31.0)

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

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

Author: dependabot[bot]

requirements.txt

@@ -20,7 +20,7 @@ mypy==0.971
 pytest==7.1.2
 pytest-cov==3.0.0
 starlette==0.27.0
-requests==2.28.1
+requests==2.31.0
 
 # Documentation
 mkdocs==1.3.1