Automatic merge from submit-queue (batch tested with PRs 60157, 60337, 60246, 59714, 60467). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

util/goroutinemap code cleanup

**What this PR does / why we need it**:
/kind cleanup

code cleanup

**Release note**:

```release-note
NONE
```