Bump google-auth from 2.28.1 to 2.28.2

Bumps [google-auth](https://github.com/googleapis/google-auth-library-python) from 2.28.1 to 2.28.2.
- [Release notes](https://github.com/googleapis/google-auth-library-python/releases)
- [Changelog](https://github.com/googleapis/google-auth-library-python/blob/main/CHANGELOG.md)
- [Commits](googleapis/google-auth-library-python@v2.28.1...v2.28.2)

---
updated-dependencies:
- dependency-name: google-auth
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -12,7 +12,7 @@ cssselect2==0.7.0
 frozenlist==1.4.1
 google-api-core==2.17.1
 google-api-python-client==2.121.0 
-google-auth==2.28.1
+google-auth==2.28.2
 google-auth-httplib2==0.2.0      
 googleapis-common-protos==1.62.0 
 h11==0.11.0