Bump types-requests from 2.25.6 to 2.25.9 (#416)

Bumps [types-requests](https://github.com/python/typeshed) from 2.25.6 to 2.25.9.
- [Release notes](https://github.com/python/typeshed/releases)
- [Commits](https://github.com/python/typeshed/commits

)

---
updated-dependencies:
- dependency-name: types-requests
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

requirements.dev.txt

@@ -6,4 +6,4 @@ mypy==0.910
 nose==1.3.7
 pytest==6.2.5
 pytest-watch==4.2.0
-types-requests==2.25.6
+types-requests==2.25.9