Bump requests from 2.25.0 to 2.31.0

Bumps [requests](https://github.com/psf/requests) from 2.25.0 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/v2.25.0...v2.31.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

setup.py

@@ -40,7 +40,7 @@ setup(
         'pyspark==2.3.2',
         'python-moztelemetry @ git+http://github.com/mozilla/python_moztelemetry.git@v0.10.2#egg=python-moztelemetry',
         'requests-toolbelt==0.9.1',
-        'requests==2.25.0',
+        'requests==2.31.0',
         'scipy==1.5.4',
         'typing==3.6.4',
         'six==1.15.0',