[Bug] [MasterServer] invalid failover worker logic when failover master

[caishunfeng]

Search before asking

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

What happened

when failover master, it will try to failover worker too, but it's invalid.

What you expected to happen

when failover master, it can failover associated task instance.

How to reproduce

one master server down.

Anything else

No response

Version

dev

Are you willing to submit 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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