adjust example title

@@ -8,7 +8,14 @@ import 'package:mobile_scanner_example/barcode_scanner_without_controller.dart';
 import 'package:mobile_scanner_example/barcode_scanner_zoom.dart';
 import 'package:mobile_scanner_example/mobile_scanner_overlay.dart';
 
-void main() => runApp(const MaterialApp(home: MyHome()));
+void main() {
+  runApp(
+    const MaterialApp(
+      title: 'Mobile Scanner Example',
+      home: MyHome(),
+    ),
+  );
+}
 
 class MyHome extends StatelessWidget {
   const MyHome({super.key});
@@ -16,7 +23,7 @@ class MyHome extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: AppBar(title: const Text('Flutter Demo Home Page')),
+      appBar: AppBar(title: const Text('Mobile Scanner Example')),
       body: SizedBox(
         width: MediaQuery.of(context).size.width,
         height: MediaQuery.of(context).size.height,