common/n*: add and update Korean translation (#14636)

* common/n*: add and update Korean translation

* Update pages.ko/common/nudoku.md

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

* Update pages.ko/common/ncmpcpp.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/neofetch.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/nextflow.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/nslookup.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/netserver.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/nuclei.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/nuclei.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/nslookup.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/nextflow.md

Co-authored-by: Chooooo <contact@choo.ooo>

* Update pages.ko/common/nvm.fish.md

Co-authored-by: Chooooo <contact@choo.ooo>

---------

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>
Co-authored-by: Chooooo <contact@choo.ooo>

pages.ko/common/newsboat.md

@@ -0,0 +1,24 @@
+# newsboat
+
+> 텍스트 터미널용 RSS/Atom 피드 리더.
+> 더 많은 정보: <https://newsboat.org/>.
+
+- OPML 파일에서 피드 URL을 처음으로 가져오기:
+
+`newsboat -i {{내-피드.xml}}`
+
+- 또는 피드를 수동으로 추가:
+
+`echo {{http://example.com/path/to/feed}} >> "${HOME}/.newsboat/urls"`
+
+- Newsboat을 시작하고 시작 시 모든 피드를 새로 고침:
+
+`newsboat -r`
+
+- 비대화형 모드에서 하나 이상의 명령 실행:
+
+`newsboat -x {{reload print-unread ...}}`
+
+- 키보드 단축키 보기 (가장 관련 있는 것은 상태 줄에 표시됨):
+
+`?`