Automatic merge from submit-queue
Deny service ClusterIP update from `None`
**What this PR does / why we need it**: Headless service should not be transformed into a service with ClusterIP, therefore update of this field if it's set to `None` is disallowed.
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes#33029
**Release note**:
```release-note
Changing service ClusterIP from `None` is not allowed anymore.
```
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