Core: whitespace cleanup, reduce double blank line to single (#25795)

* Core/Misc: fix double empty line

* worldserver.conf

(cherry picked from commit a32b6b8ac4)

src/server/game/Entities/GameObject/GameObject.cpp

@@ -1025,7 +1025,6 @@ void GameObject::Update(uint32 diff)
             else
                 AddObjectToRemoveList();
 
-
             break;
         }
     }