build(deps): bump google-cloud-storage in /examples/python (#654)

Bumps [google-cloud-storage](https://github.com/googleapis/python-storage) from 1.44.0 to 2.0.0.
- [Release notes](https://github.com/googleapis/python-storage/releases)
- [Changelog](https://github.com/googleapis/python-storage/blob/main/CHANGELOG.md)
- [Commits](googleapis/python-storage@v1.44.0...v2.0.0)

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

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

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

examples/python/requirements.txt

@@ -21,7 +21,7 @@ google-auth==2.2.1
     #   google-cloud-storage
 google-cloud-core==2.1.0
     # via google-cloud-storage
-google-cloud-storage==1.44.0
+google-cloud-storage==2.0.0
     # via -r requirements.in
 google-crc32c==1.3.0
     # via google-resumable-media
@@ -48,8 +48,6 @@ requests==2.26.0
     #   google-cloud-storage
 rsa==4.7.2
     # via google-auth
-six==1.16.0
-    # via google-cloud-storage
 urllib3==1.26.7
     # via requests