chore: resolve issue accessibility

Author: AhmedAmineZr

app/lib/ui/components/form_input/phone_number/phone_number_input_demo_screen.dart

@@ -48,7 +48,7 @@ class PhoneNumberInputDemoScreen extends StatefulWidget {
 
 class _PhoneNumberInputDemoScreenState extends State<PhoneNumberInputDemoScreen> {
   final _scaffoldKey = GlobalKey<ScaffoldState>();
-  bool _isBottomSheetExpanded = false;
+  bool _isBottomSheetExpanded = true;
 
   void _onExpansionChanged(bool isExpanded) {
     setState(() {