fix(mobile): enable scrolling in terminal WebView

scrollEnabled was set to false, which blocked touch scroll gestures
that xterm.js needs to scroll through terminal history.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

packages/mobile/src/screens/TerminalScreen.tsx

@@ -79,7 +79,7 @@ export default function TerminalScreen({ route }: Props) {
         allowFileAccess={false}
         javaScriptEnabled={true}
         domStorageEnabled={false}
-        scrollEnabled={false}
+        scrollEnabled={true}
         bounces={false}
         overScrollMode="never"
         showsVerticalScrollIndicator={false}