common/v*: add and update Korean translation (#14557)

* common/v*: add and update Korean translation

* pages.ko/common/volta: fix typo

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

* pages.ko/common/volta: fix typo

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

* pages.ko/common/vue-build: fix typo

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/vala.md

@@ -0,0 +1,17 @@
+# vala
+
+> Vala 코드 실행기.
+> 튜토리얼: <https://wiki.gnome.org/Projects/Vala/Tutorial>.
+> 더 많은 정보: <https://valadoc.org/>.
+
+- gtk+와 함께 Vala 파일 실행:
+
+`vala {{경로/대상/파일.vala}} --pkg {{gtk+-3.0}}`
+
+- 도움말 표시:
+
+`vala --help`
+
+- 버전 표시:
+
+`vala --version`