Fifth Korean localization work for release-1.14 (#14578) (#14874)

Change List
* ko: add tutorials/clusters/apparmor #12455 (#14613)
* ko: add tasks/access-application-cluster/configure-dns-cluster (#14628)
* ko: add tasks/access-application-cluster/communicate-containers-same-… (#14627)
* ko: Update outdated files of setup and tasks in dev-1.14-ko.5 partly (#14683)
* translate to content/ko/docs/concepts/cluster-administration/cluster-… (#14237)
* Update renamed or deleted files in dev-1.14-ko.5 (#14710)
* Create pod.md (#13927)

Co-Authored-By:    Yoon <learder@gmail.com>
Co-Authored-By:    Woojin Na(Eddie) <kimchigood1130@gmail.com>
Co-Authored-By:    Claudia J. Kang <claudiajkang@gmail.com>

content/ko/examples/pods/config/redis-pod.yaml

@@ -6,6 +6,9 @@ spec:
   containers:
   - name: redis
     image: redis:5.0.4
+    command:
+      - redis-server
+      - "/redis-master/redis.conf"
     env:
     - name: MASTER
       value: "true"

content/ko/examples/pods/security/hello-apparmor.yaml

@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: hello-apparmor
+  annotations:
+    # 쿠버네티스에 'k8s-apparmor-example-deny-write' AppArmor 프로파일을 적용함을 알린다.
+    # 잊지 말 것은 쿠버네티스 노드에서 실행 중인 버전이 1.4 이상이 아닌 경우에는 이 설정은 무시된다는 것이다.
+    container.apparmor.security.beta.kubernetes.io/hello: localhost/k8s-apparmor-example-deny-write
+spec:
+  containers:
+  - name: hello
+    image: busybox
+    command: [ "sh", "-c", "echo 'Hello AppArmor!' && sleep 1h" ]

content/ko/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 debian 컨테이너에서 안녕하세요 > /pod-data/index.html"]