fix lints

packages/flutter_mozilla_components/example/lib/main.dart

@@ -1,8 +1,9 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_mozilla_components/flutter_mozilla_components.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
 
 void main() {
-  runApp(const MyApp());
+  runApp(const ProviderScope(child: MyApp()));
 }
 
 class MyApp extends StatefulWidget {

packages/flutter_mozilla_components/example/pubspec.yaml

@@ -14,6 +14,7 @@ dependencies:
 
   flutter_mozilla_components:
     path: ../
+  hooks_riverpod: ^3.3.1
 
 dev_dependencies:
   flutter_test: