Merge pull request #63083 from mgdevstack/master-make-verify

Automatic merge from submit-queue. 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>.

Fixed hack/verify-golint.sh reported errors 

**What this PR does / why we need it**:
Fixes errors reported by `hack/verify-golint.sh` while running `make verify`

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #63065 

**Special notes for your reviewer**:
Fixing `hack/verify-gofmt.sh` reported error for `k8s.io/code-generator/cmd/client-gen/generators/client_generator.go` mentioned in #63065 throws error. So didn't modify that file.

**Release note**:

```release-note
NONE
```
/sig-testing-bugs

pkg/kubelet/certificate/bootstrap/bootstrap.go

@@ -123,10 +123,7 @@ func LoadClientCert(kubeconfigPath string, bootstrapPath string, certDir string,
 	}
 
 	// Marshal to disk
-	if err := clientcmd.WriteToFile(kubeconfigData, kubeconfigPath); err != nil {
-		return err
-	}
-	return nil
+	return clientcmd.WriteToFile(kubeconfigData, kubeconfigPath)
 }
 
 func loadRESTClientConfig(kubeconfig string) (*restclient.Config, error) {