修复选择渠道后目的城市被重置

src/views/ecw/order/edit.vue

@@ -952,7 +952,7 @@ export default {
           // 更新目的城市备选
           await this.getTradeCity()
           // 如果已选择城市，在切换后不可用则重置
-          if(this.form.objectiveId && !this.importList.find(item => item.id == this.form.objectiveId)){
+          if(this.form.objectiveId && !this.importCityList.find(item => item.id == this.form.objectiveId)){
               this.$set(this.form, 'objectiveId', null)
           }
           // 更新线路备选