Add supertom to GCP namespace ignore list

.github/BOTMETA.yml

@@ -229,7 +229,9 @@ files:
   $modules/cloud/docker/docker_network.py: keitwb olsaki
   $modules/cloud/docker/docker_secret.py:
   $modules/cloud/docker/docker_service.py: $team_ansible
-  $modules/cloud/google/: rambleraptor erjohnso
+  $modules/cloud/google/:
+    maintainers: rambleraptor erjohnso
+    ignored: supertom
   $modules/cloud/google/gc_storage.py: supertom
   $modules/cloud/google/gcdns_record.py: walbert947
   $modules/cloud/google/gcdns_zone.py: walbert947