修改上次修改错误

src/components/trade/order/indexTwo.vue

@@ -843,7 +843,7 @@ export default {
               OldPeopleNum:this.chosenObj.lrCount,
               SingleRoomNum:this.chosenObj.df,
               PreferPrice:this.price,
-              DiscountMoney: this.RedEnvelopeMoney,
+              DiscountMoney:this.price - this.SettlementPrice,
               CouponAllotIds: this.CouponIds!== '' ? this.CouponIds.slice(0,this.CouponIds.length-1) : '',
               YSeatNum:y,
               ESeatNum:f,