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- Update outdated files in dev-1.18-ko.7 (#22128)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/concepts/_index.md

@@ -41,7 +41,7 @@ weight: 40
 * [데몬셋(DaemonSet)](/ko/docs/concepts/workloads/controllers/daemonset/)
 * [스테이트풀셋(StatefulSet)](/ko/docs/concepts/workloads/controllers/statefulset/)
 * [레플리카셋(ReplicaSet)](/ko/docs/concepts/workloads/controllers/replicaset/)
-* [잡(Job)](/ko/docs/concepts/workloads/controllers/jobs-run-to-completion/)
+* [잡(Job)](/ko/docs/concepts/workloads/controllers/job/)
 
 ## 쿠버네티스 컨트롤 플레인
 
@@ -66,6 +66,5 @@ weight: 40
 
 
 개념 페이지를 작성하기를 원하면,
-개념 페이지 유형에 대한 정보가 있는
-[페이지 컨텐츠 유형](/docs/contribute/style/page-content-types/#concept)을 참조한다.
-
+개념 페이지 타입에 대한 정보가 있는
+[페이지 컨텐츠 타입](/docs/contribute/style/page-content-types/#concept)을 참고한다.