feat: refactor: add quiqqerOrderCustomerDataSave event at customer step

src/QUI/ERP/Order/Controls/OrderProcess/CustomerData.php

@@ -12,6 +12,8 @@
  * Class CustomerData
  *
  * @package QUI\ERP\Order\Controls\OrderProcess
+ *
+ * @event quiqqerOrderCustomerDataSave [ self ]
  */
 class CustomerData extends QUI\ERP\Order\Controls\AbstractOrderingStep
 {
@@ -257,6 +259,8 @@ public function save()
             return;
         }
 
+        QUI::getEvents()->fireEvent('quiqqerOrderCustomerDataSave', [$this]);
+
         $Address = $this->getAddressById((int)$_REQUEST['addressId']);
 
         if ($Address === null) {