促销方案商品修改下架bug修复

src/custom/restcontroller/webmanage/sale/promotion/SQL/促销方案商品更新.sql

@@ -5,6 +5,5 @@ SET
     orderaddqty= $orderaddqty$,
     orderminqty= $orderminqty$,
     islimit= $islimit$,
-    isonsale= $isonsale$,
     signaturecode=$signaturecode$
 WHERE sa_promotion_itemsid = $sa_promotion_itemsid$ and siteid=$siteid$