【bug】 组织架构可修改上级部门

src/views/system/DepartList.vue

@@ -92,7 +92,6 @@
                     style="width:100%"
                     :dropdownStyle="{maxHeight:'200px',overflow:'auto'}"
                     :treeData="treeData"
-                    :disabled="disable"
                     v-model="model.parentId"
                     placeholder="无">
                   </a-tree-select>
@@ -461,7 +460,7 @@ export default {
       this.currSelected = Object.assign({}, record)
       this.model = this.currSelected
       this.selectedKeys = [record.key]
-      this.model.parentId = record.parentId
+      this.model.parentId = record.parentId || undefined
       this.setValuesToForm(record)
       // 暂时注释(部门权限组件)没用 2021-08-24
       // this.$refs.departAuth.show(record.id);