chore(deps): update all dependencies (#992)

* 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: liuyunn <liuyunn@google.com>

Author: 3 people

packages/google-cloud-pubsub/samples/snippets/requirements.txt

@@ -1,4 +1,4 @@
 google-cloud-pubsub==2.18.3
 avro==1.11.2
-protobuf==4.24.2
+protobuf==4.24.3
 avro==1.11.2