feat: 促销折扣组件库传递数据优化

app/web/page/editor/component/DynamicForm/component/DiscountGoodsSelector/index.vue

@@ -50,11 +50,13 @@ export default {
     }
   },
   watch: {
+    value(val) {
+      this.goods = val;
+    },
     goods: {
-      handler() {
-        this.$emit('input', this.goods);    
+      handler(val) {
+        this.$emit('input', val);    
       },
-      immediate: true,
       deep: true
     }
   },