修复未选择包装类型导致提交没反应

src/views/ecw/productPrice/edit.vue

@@ -670,8 +670,8 @@ export default {
     getPackingPrice(packging){
       if(!packging?.length) return
       packging = JSON.parse(JSON.stringify(packging))
-      return packging.map(item => {
-        item.packagingTypes = item.packagingTypes.join(",")
+      return packging.filter(item => !!item.packagingTypes).map(item => {
+        item.packagingTypes = item.packagingTypes?.join(",") || ""
         return item
       })
     },