Set order status when the order is completed

modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Domain/EasyAbp/EShop/Orders/Orders/OrderManager.cs

@@ -44,6 +44,7 @@ namespace EasyAbp.EShop.Orders.Orders
             }
             
             order.SetCompletionTime(_clock.Now);
+            order.SetOrderStatus(OrderStatus.Completed);
 
             return await _orderRepository.UpdateAsync(order, true);
         }