Add spacing to app version

Adds 150px spacing below the app version card.

src/pages/Settings.tsx

@@ -111,6 +111,9 @@ const Settings = () => {
           <div className="neuro-flat p-3 rounded-lg">
             <AppVersionInfo showDevInfo={true} />
           </div>
+          
+          {/* 앱 버전 카드 아래 추가 공간 */}
+          <div className="h-[150px]"></div>
         </div>
       </div>