feat: 환경 설정으로 메뉴를 확장하고 전용 아이콘 변경을 이동

app/game-frontend/src/components/main/mainNavigation.ts

@@ -243,7 +243,7 @@ export const nationNavigation: MainNavigationEntry[] = [
             },
         ],
     },
-    { kind: 'link', id: 'my-settings', label: '화면 설정', to: '/my-settings', access: 'always' },
+    { kind: 'link', id: 'my-settings', label: '환경 설정', to: '/my-settings', access: 'always' },
 ];
 
 export const buildNationNavigation = (