Update requests requirement from ~=2.28.0 to ~=2.28.1 (#365)

Updates the requirements on [requests](https://github.com/psf/requests) to permit the latest version.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](psf/requests@v2.28.0...v2.28.1)

---
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>

requirements.txt

@@ -1,5 +1,5 @@
 backoff~=2.1.2
 mwoauth~=0.3.8
 oauthlib~=3.2.0
-requests~=2.28.0
+requests~=2.28.1
 simplejson~=3.17.6