Automatic merge from submit-queue (batch tested with PRs 52109, 52235, 51809, 52161, 50080). 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 UT for pkg/kubectl/clusterrolebinding_test.go

**What this PR does / why we need it**:

I find there is no UT case for pkg/kubectl/clusterrolebinding.go. This PR Adds some UTs for pkg/kubectl/clusterrolebinding_test.go

**Which issue this PR fixes**:

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```

/sig cli