Bump the minor-patch-dependencies group with 3 updates (#937)

Bumps the minor-patch-dependencies group with 3 updates: [google-auth](https://github.com/googleapis/google-auth-library-python), [sphinx](https://github.com/sphinx-doc/sphinx) and [coverage](https://github.com/nedbat/coveragepy).


Updates `google-auth` from 2.31.0 to 2.32.0
- [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@v2.31.0...v2.32.0)

Updates `sphinx` from 7.3.7 to 7.4.0
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v7.3.7...v7.4.0)

Updates `coverage` from 7.5.4 to 7.6.0
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.5.4...7.6.0)

---
updated-dependencies:
- dependency-name: google-auth
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor-patch-dependencies
- dependency-name: sphinx
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: minor-patch-dependencies
- dependency-name: coverage
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: minor-patch-dependencies
...

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