Bump requests from 2.28.1 to 2.31.0 (open-telemetry#1818)

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
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Shalev Roda <[email protected]>

Author: dependabot[bot]

Diff for: dev-requirements.txt

@@ -16,5 +16,5 @@ mypy-protobuf>=1.23
 protobuf~=3.13
 markupsafe>=2.0.1
 codespell==2.1.0
-requests==2.28.1
+requests==2.31.0
 ruamel.yaml==0.17.21