Optimize imports

Author: BirjuVachhani

lib/src/api/utils.dart

@@ -2,10 +2,7 @@
 // All rights reserved. Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE.md file.
 
-import 'dart:math';
-
 import 'package:collection/collection.dart';
-import 'package:intl/intl.dart';
 
 import '../../codelessly_api.dart';