chore(deps): update dependency google-cloud-storage to v1.31.2 (#57)

Author: renovate-bot

automl/snippets/requirements.txt

@@ -1,3 +1,3 @@
 google-cloud-translate==2.0.2
-google-cloud-storage==1.30.0
+google-cloud-storage==1.31.2
 google-cloud-automl==1.0.1