协议产品bug修改

src/views/AgreementManage/CarInsurance/AgreementEntry.vue

@@ -1695,7 +1695,6 @@ export default {
           this.$nextTick(() => {
             this.dynamicFormArray=obj.costsAttrLinks;
             this.productCostForm = obj;
-            this.productCostForm.costsAttrLinks = [];
           });
           this.productCostAddDialogType = "edit";
           this.productCostAddDialogTitle = "产品编辑";