chore(deps): update dependency google-cloud-workflows to v1.2.2 (GoogleCloudPlatform#6742)

Co-authored-by: nicain <[email protected]>

Author: renovate-bot

workflows/cloud-client/requirements.txt

@@ -1 +1 @@
-google-cloud-workflows==1.2.1
+google-cloud-workflows==1.2.2