Second Korean l10n work for release-1.14 (#13970)

* Update outdated files in dev-1.14-ko.2 partly (#13879)

* Update outdated files in dev-1.14-ko.2 partly-concepts-contribute-ref (#13890)

* ko: update dev-1.14-ko.2 for docs/tutorials/configuration/configure-redis-using-configmap.md #13738 (#13891)

* Ko trans: translate contribute/participating.md in Korean (#13812)

* Update outdated files of setup and tasks in dev-1.14-ko.2 partly (#13893)

* ko-trans: Fix typo in install-minikube (#13894)

* ko: Add tutorials/stateful-application/zookeeper #12452 (#13523)

* ko: Add tutorials/services/source-ip #12457 (#13524)

Co-authored-by:    Yoon <learder@gmail.com>
Co-authored-by:    June Yi <june.yi@samsung.com>
Co-authored-by:    Seokho <shsongist@gmail.com>

content/ko/docs/concepts/workloads/pods/pod-lifecycle.md

@@ -183,7 +183,7 @@ kubelet은 실행 중인 컨테이너들에 대해서 선택적으로 두 가지
 
 ## 파드의 준비성 게이트(readiness gate)
 
-{{< feature-state for_k8s_version="v1.12" state="beta" >}}
+{{< feature-state for_k8s_version="v1.14" state="stable" >}}
 
 파드의 준비성에 대한 확장성을 추가하기 위해서 
 추가적인 피드백이나 신호를 `PodStatus`에 주입하는 방법인, 

content/ko/docs/concepts/workloads/pods/pod-overview.md

@@ -106,5 +106,5 @@ spec:
 {{% capture whatsnext %}}
 * 파드의 다른 동작들을 더 배워보자.
   * [파드 종료](/docs/concepts/workloads/pods/pod/#termination-of-pods)
-  * [파드 라이프사이클](../pod-lifecycle)
+  * [파드 라이프사이클](/ko/docs/concepts/workloads/pods/pod-lifecycle/)
 {{% /capture %}}