add URL_CANCEL_DEVELOPMENT & URL_CANCEL_PRODUCTION constant

Author: zerosdev

src/Constant.php

@@ -8,6 +8,8 @@ class Constant
     public const URL_API_PRODUCTION = 'http://uatmerchant.nobubank.com:2104/';
     public const URL_STATUS_DEVELOPMENT = 'http://uatmerchantnotif.nobubank.com/';
     public const URL_STATUS_PRODUCTION = 'http://uatmerchantnotif.nobubank.com/';
+    public const URL_CANCEL_DEVELOPMENT = 'http://uatmerchant.nobubank.com:2101/';
+    public const URL_CANCEL_PRODUCTION = 'http://uatmerchant.nobubank.com:2101/';
 
     public const MERGE = "merge";