Reformat code

Author: kongkha

lib/vpnclient_engine/engine.dart

@@ -140,9 +140,9 @@ class VPNclientEngine {
         url.startsWith('vmess://') ||
         url.startsWith('v2ray://')) {
       _vpnCore = V2RayCore();
-    //} else if (url.startsWith('wg://')) {
+      //} else if (url.startsWith('wg://')) {
       //_vpnCore = WireGuardCore();
-    //} else if (url.startsWith('openvpn://') || url.endsWith('.ovpn')) {
+      //} else if (url.startsWith('openvpn://') || url.endsWith('.ovpn')) {
       //_vpnCore = OpenVPNCore();
     } else {
       _emitError(ErrorCode.unknownError, 'Unsupported URL format');

lib/vpnclient_engine_flutter.dart

@@ -1,15 +1,15 @@
 import 'dart:async';
 import 'dart:io' show Platform;
 
+import 'vpnclient_engine/engine.dart';
+
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:vpnclient_engine_flutter/platforms/ios.dart';
 import 'package:flutter/services.dart';
 import 'package:vpnclient_engine_flutter/platforms/android.dart';
 
-import 'vpnclient_engine/engine.dart';
-
 export 'vpnclient_engine/core.dart';
 export 'vpnclient_engine/engine.dart';