修复高级查询调用this.$refs.sampleTable.doLayout()报错问题

src/dashoo.cn/frontend_animal/src/pages/samples/stored/index.vue

@@ -619,7 +619,7 @@
           .then(res => {
             this.EquipmentList = res.data
           })
-        this.$refs.sampleTable.doLayout()
+        this.$refs.multipleTable.doLayout()
       },
       GetEquipmentInfos () {
         service.postRequest('dashoo.biobank.bee-0.1', 'Equipment', 'GetEquipmentInfos', {DItem: this.DItem})