Fourth Korean L10n Work For Release 1.17 (#19127)

* translate assign-pod-node.md (#18955)
* correct the misspelling (#19063)
* Update to Outdated files in dev-1.17-ko.4 branch. (#19002)

Co-Authored-By: KimMJ <a01083612486@gmail.com>
Co-Authored-By: forybm <forybm1@naver.com>
Co-Authored-By: Yuk, Yongsu <ysyukr@gmail.com>

Co-authored-by: KimMJ <a01083612486@gmail.com>
Co-authored-by: forybm <forybm1@naver.com>
Co-authored-by: Yuk, Yongsu <ysyukr@gmail.com>

content/ko/examples/pods/pod-nginx.yaml

@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: nginx
+  labels:
+    env: test
+spec:
+  containers:
+  - name: nginx
+    image: nginx
+    imagePullPolicy: IfNotPresent
+  nodeSelector:
+    disktype: ssd