Automatic merge from submit-queue
Add local option to the label command
**What this PR does / why we need it**:
Add the --local option to be both consistent with other commands and so it can be used with "set selector" and "create service".
**Which issue this PR fixes**
Related: #7296
**Special notes for your reviewer**:
None
**Release note**:
```release-note
Add a new option "--local" to the `kubectl label`
```