Merge pull request #53000 from zjj2wry/set-multi-resources

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>.

fix issue(#52994)kubectl set resource can not update multi resource i…

…n local



**What this PR does / why we need it**:
Fixes #52994

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

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```

test/fixtures/pkg/kubectl/cmd/set/multi-resource-yaml.yaml

@@ -0,0 +1,33 @@
+apiVersion: v1
+kind: ReplicationController
+metadata:
+  name: first-rc
+spec:
+  replicas: 1
+  selector:
+    app: mock
+  template:
+    metadata:
+      labels:
+        app: mock
+    spec:
+      containers:
+      - name: mock-container
+        image: gcr.io/google-containers/pause:2.0
+---
+apiVersion: v1
+kind: ReplicationController
+metadata:
+  name: second-rc
+spec:
+  replicas: 1
+  selector:
+    app: mock
+  template:
+    metadata:
+      labels:
+        app: mock
+    spec:
+      containers:
+      - name: mock-container
+        image: gcr.io/google-containers/pause:2.0