remove unused provider and preferences integration from main app

lib/main.dart

@@ -1,7 +1,5 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
-import 'package:kmobile/src/preferences/preferences_provider.dart';
-import 'package:provider/provider.dart';
 import 'di/injection.dart';
 import 'app.dart';
 
@@ -17,7 +15,5 @@ void main() async {
   // Initialize dependencies
   await setupDependencies();
 
-  runApp(MultiProvider(providers: [
+  runApp(const KMobile());
-    ChangeNotifierProvider(create: (_) => PreferencesProvider()),
-  ], child: const KMobile()));
 }