TF-438 Apply new design for push notification

lib/features/mailbox/presentation/mailbox_view.dart

@@ -1,7 +1,6 @@
 import 'package:core/core.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 import 'package:flutter_svg/flutter_svg.dart';
 import 'package:get/get.dart';
 import 'package:model/model.dart';
@@ -26,9 +25,7 @@ class MailboxView extends GetWidget<MailboxController> {
 
   @override
   Widget build(BuildContext context) {
-    SystemChrome.setSystemUIOverlayStyle(const SystemUiOverlayStyle(
-        statusBarColor: Colors.transparent,
-    ));
+    ThemeUtils.setStatusBarTransparentColor();
 
     return SafeArea(bottom: false, left: false, right: false,
         top: _responsiveUtils.isMobile(context),