chore(deps): update all dependencies (#763)

Author: renovate-bot

logging/samples/snippets/requirements.txt

@@ -1,4 +1,4 @@
-google-cloud-logging==3.5.0
+google-cloud-logging==3.6.0
 google-cloud-bigquery==3.11.3
 google-cloud-storage==2.10.0
-google-cloud-pubsub==2.17.1
+google-cloud-pubsub==2.18.0