Fix unnecessary_import on Flutter 3.3 (#262)

Author: DavidMina96

lib/src/modules/instabug.dart

@@ -1,7 +1,11 @@
 // ignore_for_file: avoid_classes_with_only_static_members
 
 import 'dart:async';
+// to maintain supported versions prior to Flutter 3.3
+// ignore: unnecessary_import
 import 'dart:typed_data';
+// to maintain supported versions prior to Flutter 3.3
+// ignore: unnecessary_import
 import 'dart:ui';
 
 import 'package:flutter/services.dart';

test/instabug_flutter_test.dart

@@ -1,4 +1,6 @@
 import 'dart:convert';
+// to maintain supported versions prior to Flutter 3.3
+// ignore: unnecessary_import
 import 'dart:typed_data';
 
 import 'package:flutter/cupertino.dart';