slapos_wechat: Cancel the Payment if the invoice is open for more them 24 hours

This means the user gave up, so we cancel so the new payment is created or Subscription Request is cancelled.

master/bt5/slapos_wechat/SkinTemplateItem/portal_skins/slapos_wechat/WechatEvent_processUpdate.py

@@ -54,6 +54,11 @@ elif error_code == 'SUCCESS':
     if isTransitionPossible(transaction, 'confirm'):
       transaction.confirm(comment='Confirmed as really saw in WeChat.')
 
+    transaction_date, _ = transaction.PaymentTransaction_getWechatId()
+    if transaction_status == "NOTPAY" and int(DateTime()) - int(transaction_date) > 86400:
+      if isTransitionPossible(transaction, 'cancel'):
+        transaction.cancel(comment='Aborting failing wechat payment.')
+
   elif transaction_status in continue_transaction_id_list:
     # Check authAmount and authDevise and if match, stop transaction
     auth_amount = int(data_kw['total_fee'])