common/s*: add and update Korean translation (#14666)

* common/s*: add and update Korean translation

* scamper: fix typo

* Update pages.ko/common/simplehttpserver.md

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

* Update pages.ko/common/steamcmd.md

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

---------

Co-authored-by: Sebastiaan Speck <shem.speck@gmail.com>
Co-authored-by: Chooooo <contact@choo.ooo>

pages.ko/common/sdkmanager.md

@@ -0,0 +1,20 @@
+# sdkmanager
+
+> Android SDK의 패키지 설치 도구.
+> 더 많은 정보: <https://developer.android.com/tools/sdkmanager>.
+
+- 사용 가능한 패키지 나열:
+
+`sdkmanager --list`
+
+- 패키지 설치:
+
+`sdkmanager {{패키지}}`
+
+- 설치된 모든 패키지 업데이트:
+
+`sdkmanager --update`
+
+- 패키지 제거:
+
+`sdkmanager --uninstall {{패키지}}`