build(deps): bump google-cloud-storage in /examples/python (#1839)

Bumps [google-cloud-storage](https://github.com/googleapis/python-storage) from 2.18.2 to 2.19.0.
- [Release notes](https://github.com/googleapis/python-storage/releases)
- [Changelog](https://github.com/googleapis/python-storage/blob/main/CHANGELOG.md)
- [Commits](googleapis/python-storage@v2.18.2...v2.19.0)

---
updated-dependencies:
- dependency-name: google-cloud-storage
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

examples/python/requirements.txt

@@ -21,7 +21,7 @@ google-auth==2.28.1
     #   google-cloud-storage
 google-cloud-core==2.3.0
     # via google-cloud-storage
-google-cloud-storage==2.18.2
+google-cloud-storage==2.19.0
     # via -r requirements.in
 google-crc32c==1.3.0
     # via