Automatic merge from submit-queue (batch tested with PRs 44047, 43514, 44037, 43467)

unit test for kubectl config use-context

**What this PR does / why we need it**:
unit test for kubectl config use-context

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

**Special notes for your reviewer**:
think you

**Release note**:

```release-note
```