Automatic merge from submit-queue (batch tested with PRs 52355, 52537, 52551, 52403, 50673). 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>..
Clear TODO: Adding UT for loading ipvs config
**What this PR does / why we need it**:
Clear TODO: Adding UT for loading ipvs config
**Which issue this PR fixes**:
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
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