[Improvement][WorkerGroup] Change worker group in task definition to worker group id.

[ruanwenjun]

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• I had searched in the issues and found no similar feature requirement.

Description

Right now we use worker group name in task definition, this may cause the task cannot run successfully after we modify the worker group name.

Are you willing to submit a PR?

• Yes I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct

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[github-actions]

This issue has been automatically marked as stale because it has not had recent activity for 30 days. It will be closed in next 7 days if no further activity occurs.

[github-actions]

This issue has been closed because it has not received response for too long time. You could reopen it if you encountered similar problems in the future.