build(deps): bump google-cloud-storage from 2.15.0 to 2.16.0

Bumps [google-cloud-storage](https://github.com/googleapis/python-storage) from 2.15.0 to 2.16.0.
- [Release notes](https://github.com/googleapis/python-storage/releases)
- [Changelog](https://github.com/googleapis/python-storage/blob/main/CHANGELOG.md)
- [Commits](googleapis/python-storage@v2.15.0...v2.16.0)

---
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>

requirements.txt

@@ -104,7 +104,7 @@ django-bootstrap3-datetimepicker-2==2.8.3
 # storage manager dependencies
 django-storages==1.14.2
 dropbox==11.36.2
-google-cloud-storage==2.15.0
+google-cloud-storage==2.16.0
 google-cloud-core==2.4.1
 boto3==1.34.59