chore(deps): update all dependencies (#532)

* chore(deps): update all dependencies

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Drew Brown <drewbr@google.com>
Co-authored-by: Anthonios Partheniou <partheniou@google.com>

samples/snippets/requirements.txt

@@ -1,4 +1,4 @@
 google-cloud-logging==3.0.0
 google-cloud-bigquery==3.0.1
-google-cloud-storage==2.2.1
-google-cloud-pubsub==2.11.0
+google-cloud-storage==2.3.0
+google-cloud-pubsub==2.12.0