shnsplit: fix typo, systemctl: update Korean translation, linux/s*: add Korean translation (#14715)

* linux/s*: add Korean translation

* systemctl: update Korean translation

* Update pages.ko/linux/sqfscat.md

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

* Update pages.ko/linux/shar.md

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

* Update pages.ko/linux/sqfstar.md

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

* shnsplit: fix typo

* semanage: update Korean translation

---------

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

pages.ko/linux/swaybg.md

@@ -0,0 +1,16 @@
+# swaybg
+
+> Wayland 합성기용 배경화면 도구.
+> 더 많은 정보: <https://github.com/swaywm/swaybg/blob/master/swaybg.1.scd>.
+
+- 배경화면을 [i]이미지로 설정:
+
+`swaybg --image {{경로/대상/이미지}}`
+
+- 배경화면 [m]모드 설정:
+
+`swaybg --image {{경로/대상/이미지}} --mode {{stretch|fit|fill|center|tile|solid_color}}`
+
+- 배경화면을 고정된 [c]색상으로 설정:
+
+`swaybg --color {{"#rrggbb"}}`