Seventh Korean l10n work for release 1.18

- Translate reference/command-line-tools-reference/feature-gates.md int… (#22240)
- Fix issue of broken links to translated docs (#22105)
- Fix issue of document link in some ko documents (#22379)
- Translate tasks/administer-cluster/access-cluster-services.md into Ko… (#21776)
- Fix issue with 'Linux' and 'Windows' notation in Korean docs (#22362)
- Fix issue of broken links to translated docs #2 (#22270)
- Fix issue with k8s.io/ko/docs/concepts/overview/kubernetes-api.md (#22261)
- Fix issue with k8s.io/ko/docs/concepts/overview/working-with-objects/ (#22263)
- Fix incorrect notation of 'directory' into Korean (#22155)
- Fix issue with k8s.io/ko/docs/concepts/overview/components.md (#22232)
- Update outdated files in dev-1.18-ko.7 (#22128)
- Modify spacing term ReplicaSet in Korean (#22148)
- Translate tasks/administer-cluster/extended-resource-node.md into Korean (#21849)
- Translate tasks/administer-cluster/access-cluster-api.md into Korean (#21730)

Co-authored-by: Jerry Park <jaehwa@gmail.com>
Co-authored-by: woopyoung <ywp041@gmail.com>
Co-authored-by: coolguyhong <podolsmith@naver.com>
Co-authored-by: PyungHo Yoon <learder@gmail.com>
Co-authored-by: Seokho Son <shsongist@gmail.com>
Co-authored-by: jmyung <jesang.myung@gmail.com>
Co-authored-by: Ian Y. Choi <ianyrchoi@gmail.com>

content/ko/docs/tutorials/stateful-application/mysql-wordpress-persistent-volume.md

@@ -190,8 +190,8 @@ kubectl apply -k ./
       응답은 아래와 비슷해야 한다.
 
       ```
-      NAME        TYPE        CLUSTER-IP   EXTERNAL-IP   PORT(S)        AGE
-      wordpress   ClusterIP   10.0.0.89    <pending>     80:32406/TCP   4m
+      NAME        TYPE            CLUSTER-IP   EXTERNAL-IP   PORT(S)        AGE
+      wordpress   LoadBalancer    10.0.0.89    <pending>     80:32406/TCP   4m
       ```
 
       {{< note >}}
@@ -237,7 +237,7 @@ kubectl apply -k ./
 
 
 * [인트로스펙션과 디버깅](/docs/tasks/debug-application-cluster/debug-application-introspection/)를 알아보자.
-* [잡](/ko/docs/concepts/workloads/controllers/jobs-run-to-completion/)를 알아보자.
+* [잡](/ko/docs/concepts/workloads/controllers/job/)를 알아보자.
 * [포트 포워딩](/ko/docs/tasks/access-application-cluster/port-forward-access-application-cluster/)를 알아보자.
 * 어떻게 [컨테이너에서 셸을 사용하는지](/docs/tasks/debug-application-cluster/get-shell-running-container/)를 알아보자.