补充用户同意换货售后单问题

app/Services/AfterSaleService.php

@@ -234,6 +234,7 @@ class AfterSaleService
                     break;
                 case AfterSale::TYPE_CHANGE:
                     $afterSale->update([
+                        'tracking_number'=>$params['tracking_number'],
                         'remarks' => $remarks,
                         'state' => AfterSale::STATE_SHIPPING,
                     ]);