Automatic merge from submit-queue (batch tested with PRs 50068, 52406, 52394, 48551, 52131). 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>..

add FlagPersistent flag in nodePort and other situation

**What this PR does / why we need it**:
For AffinityClientIP service, origin code in ipvs didn't add Persistent flag, which is a bug, so I added it.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #52626

**Special notes for your reviewer**:
add FlagPersistent flag in nodePort and other situation

**Release note**:
```release-note
NONE
```