fix typo in CRD check

cmd/snapshot-controller/main.go

@@ -68,7 +68,7 @@ func ensureCustomResourceDefinitionsExist(kubeClient *kubernetes.Clientset, clie
 	condition := func() (bool, error) {
 		var err error
 		_, err = kubeClient.CoreV1().Namespaces().Get(context.TODO(), "kube-system", metav1.GetOptions{})
-		if err != nil {
+		if err == nil {
 			// only execute list VolumeSnapshots if the kube-system namespace exists
 			_, err = client.SnapshotV1().VolumeSnapshots("kube-system").List(context.TODO(), metav1.ListOptions{})
 			if err != nil {