Consolidate YAML files [part-12] (#9364)

* Consolidate YAML files [part-12]

Relocate YAML files referenced by the accessing application topic
and the rest of cluster administration.

* Adjust json shortcodes.

content/en/examples/pods/two-container-pod.yaml

@@ -0,0 +1,27 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: two-containers
+spec:
+
+  restartPolicy: Never
+
+  volumes:
+  - name: shared-data
+    emptyDir: {}
+
+  containers:
+
+  - name: nginx-container
+    image: nginx
+    volumeMounts:
+    - name: shared-data
+      mountPath: /usr/share/nginx/html
+
+  - name: debian-container
+    image: debian
+    volumeMounts:
+    - name: shared-data
+      mountPath: /pod-data
+    command: ["/bin/sh"]
+    args: ["-c", "echo Hello from the debian container > /pod-data/index.html"]