chore(deps): update dependency google-api-python-client to v2.70.0 (#261)

Author: renovate-bot

packages/google-cloud-video-transcoder/samples/snippets/requirements.txt

@@ -1,3 +1,3 @@
-google-api-python-client==2.69.0
+google-api-python-client==2.70.0
 grpcio==1.51.1
 google-cloud-video-transcoder==1.4.3