[收银台][修改]:收银台支持券

mallinkAdmin/src/main/resources/db/migration/V201910211505__ALTER_ORDER.sql

@@ -1,2 +1,2 @@
 ALTER TABLE `wx_order`
-CHANGE COLUMN `real_payment` `real_payment` int(11) NULL COMMENT '实际支付金额';
+CHANGE COLUMN `total_payment` `real_payment` int(11) NULL COMMENT '实际支付金额';