pages.*: sync page titles (#12734)

Co-authored-by: Reinhart Previano Koentjoro <reinhart_previano@yahoo.com>
Co-authored-by: Lena <126529524+acuteenvy@users.noreply.github.com>
Co-authored-by: spageektti <155078792+spageektti@users.noreply.github.com>
Co-authored-by: Fazle Arefin <fazlearefin@users.noreply.github.com>
Co-authored-by: Allie <allie@cloverleaf.app>

pages.ko/common/fossil-forget.md

@@ -1,4 +1,4 @@
-# fossil-forget
+# fossil forget
 
 > 이 명령은 `fossil rm` 의 에일리어스 (별칭) 입니다.
 > 더 많은 정보: <https://fossil-scm.org/home/help/forget>.