[ECS] Unable to create new TaskSet since this exceeds the maximum limit.

[t-kikuc]

What happened:

The below error happened and the deployment failed several times. (ECS QuickSync)

5 deployments exist on the service. Unable to create new TaskSet since this exceeds the maximum limit.

Besides, that happened again even after deleting unnecessary deployments.

related: #4686

What you expected to happen:

How to reproduce it:

Cancel deployments (not sure)

Environment:

• piped version: v0.45.4-rc2
• control-plane version:
• Others: