fix S1021 var declaration

Signed-off-by: Ken Sipe <kensipe@gmail.com>

staging/src/k8s.io/apiserver/pkg/admission/plugin/webhook/generic/conversion_test.go

@@ -104,7 +104,7 @@ func TestConvertToGVK(t *testing.T) {
 					},
 				},
 				Spec: example2v1.ReplicaSetSpec{
-					Replicas: func() *int32 { var i int32; i = 1; return &i }(),
+					Replicas: func() *int32 { var i int32 = 1; return &i }(),
 				},
 			},
 		},

staging/src/k8s.io/apiserver/pkg/storage/etcd3/watcher_test.go

@@ -301,8 +301,7 @@ func TestWatchDeleteEventObjectHaveLatestRV(t *testing.T) {
 
 	e := <-w.ResultChan()
 	watchedDeleteObj := e.Object.(*example.Pod)
-	var wres clientv3.WatchResponse
-	wres = <-etcdW
+	wres := <-etcdW
 
 	watchedDeleteRev, err := store.versioner.ParseResourceVersion(watchedDeleteObj.ResourceVersion)
 	if err != nil {