remove unwanted newlines

cmd/kube-controller-manager/app/testing/testserver.go

@@ -51,9 +51,8 @@ type TestServer struct {
 // and location of the tmpdir are returned.
 //
 // Note: we return a tear-down func instead of a stop channel because the later will leak temporary
-//
-//	 files that because Golang testing's call to os.Exit will not give a stop channel go routine
-//		enough time to remove temporary files.
+// files that because Golang testing's call to os.Exit will not give a stop channel go routine
+// enough time to remove temporary files.
 func StartTestServer(ctx context.Context, customFlags []string) (result TestServer, err error) {
 	logger := klog.FromContext(ctx)
 	stopCh := make(chan struct{})