Sixth Korean l10n work for release-1.19

- fix Korean translation of 'object' (#25370)
- Update outdated files in the dev-1.19-ko.6 branch (2) (#25403)
- Translate setup/release/version-skew-policy.md in Korean (#25345)
- Translate tutorials/configuration/configure-java-microservice/configure-java-microservice/ into Korean (#24981)
- Translate health-checks.md into Korean (#25342)
- Translate reference/glossary/api-group.md in Korean (#25321)
- Translate reference/glossary/object.md in Korean (#25318)
- Translate tutorials/configuration/configure-java-microservice/configure-java-microservice-interactive/ into Korean (#24984)
- switch New York Times case study to use youtube shortcode (ko) (#25287)

Co-authored-by: seokho-son <shsongist@gmail.com>
Co-authored-by: Jerry Park <jaehwa@gmail.com>
Co-authored-by: PyungHo Yoon <learder@gmail.com>
Co-authored-by: mylovepooh <jun8414@gmail.com>
Co-authored-by: jmkim <jm1223.kim@samsung.com>
Co-authored-by: santachopa <santachopa@naver.com>
Co-authored-by: Arhell <arhell333@gmail.com>

content/ko/docs/reference/kubectl/cheatsheet.md

@@ -86,6 +86,13 @@ kubectl apply -f ./my1.yaml -f ./my2.yaml      # 여러 파일로 부터 생성
 kubectl apply -f ./dir                         # dir 내 모든 매니페스트 파일에서 리소스(들) 생성
 kubectl apply -f https://git.io/vPieo          # url로부터 리소스(들) 생성
 kubectl create deployment nginx --image=nginx  # nginx 단일 인스턴스를 시작
+
+# "Hello World"를 출력하는 잡(Job) 생성
+kubectl create job hello --image=busybox -- echo "Hello World"
+
+# 매분마다 "Hello World"를 출력하는 크론잡(CronJob) 생성
+kubectl create cronjob hello --image=busybox   --schedule="*/1 * * * *" -- echo "Hello World"    
+
 kubectl explain pods                           # 파드 매니페스트 문서를 조회
 
 # stdin으로 다수의 YAML 오브젝트 생성