When checking whether warmup has ended, if there are warmup jobs in other namespaces, it will interfere with the current results. [restore for 5405]

[ti-chi-bot]

Bug Report

What version of Kubernetes are you using?

What version of TiDB Operator are you using?

What storage classes exist in the Kubernetes cluster and what are used for PD/TiKV pods?

What's the status of the TiDB cluster pods?

What did you do?

1. do volumerestore in 2 namespace

What did you expect to see?

1. The two tasks are independent and will not interfere with each other

What did you see instead?
1.When checking whether warmup has ended, if there are warmup jobs in other namespaces, it will interfere with the current results.

[ti-chi-bot]

This issue is restored for #5405, it originally created at 2023-11-20 03:58:38.