Resolve the warning "Avoid using actions" in the Deployment Manager

[swilliams11]

Resolve the warning displayed after the Deployment Manager job starts.

"Warning avoid using actions" (see image below)

[swilliams11]

I contacted Marketplace team for next steps.

[swilliams11]

Main documentation page for migrating away from custom actions: https://cloud.google.com/deployment-manager/docs/migrations/actions

Documentation for custom type providers (alternative to custom actions): https://cloud.google.com/deployment-manager/docs/migrations/custom-types-custom-backends