用户归属部门新增清除

src/views/system/user/index.vue

@@ -112,7 +112,7 @@
           </el-col>
           <el-col :span="12">
             <el-form-item label="归属部门" prop="deptId">
-              <el-tree-select v-model="form.deptId" :data="enabledDeptOptions" :props="{ value: 'id', label: 'label', children: 'children' }" value-key="id" placeholder="请选择归属部门" check-strictly />
+              <el-tree-select v-model="form.deptId" :data="enabledDeptOptions" :props="{ value: 'id', label: 'label', children: 'children' }" value-key="id" placeholder="请选择归属部门" clearable check-strictly />
             </el-form-item>
           </el-col>
         </el-row>