fix(workflows): update the API

Author: yoshi-automation

src/apis/workflows/README.md

@@ -4,15 +4,6 @@
 
 > Manage workflow definitions. To execute workflows and manage executions, see the Workflows Executions API.
 
-## Support status
-**Note**: Google provides multiple libraries for this service. This library is in
-maintenance mode, and will continue to be made available for users who have
-existing applications. If you're building a new application, or modernizing a
-legacy application, please use [@google-cloud/workflows](https://www.npmjs.com/package/@google-cloud/workflows) instead.
-The [@google-cloud/workflows](https://www.npmjs.com/package/@google-cloud/workflows) library is faster, easier to use, and better maintained.
-
-To learn more, see [Client Libraries Explained](https://cloud.google.com/apis/docs/client-libraries-explained).
-
 ## Installation
 
 ```sh