chore: 添加查询登录用户的部门及下属部门，主要用于下拉列表

yudao-module-system/yudao-module-system-impl/src/main/java/cn/iocoder/yudao/module/system/controller/admin/dept/DeptController.http

+### list
+GET {{baseUrl}}/system/dept/list-my-and-under-simple
+Authorization: Bearer {{token}}
+tenant-id: {{adminTenentId}}

yudao-module-system/yudao-module-system-impl/src/main/java/cn/iocoder/yudao/module/system/controller/admin/dept/DeptController.java

@@ -96,7 +96,11 @@ public class DeptController {
         DeptListReqVO reqVO = new DeptListReqVO();
         reqVO.setStatus(CommonStatusEnum.ENABLE.getStatus());
         LoginUser loginUser = SecurityFrameworkUtils.getLoginUser();
-        List<DeptDO> list = deptService.getDeptsByParentIdFromCache(loginUser.getDeptId(), true);
+        Long deptId = loginUser.getDeptId();
+        List<DeptDO> list = deptService.getDeptsByParentIdFromCache(deptId, true);
+        DeptDO dept = deptService.getDept(deptId);
+        list.add(dept);
+
         // 排序后，返回给前端
         list.sort(Comparator.comparing(DeptDO::getSort));
         return success(DeptConvert.INSTANCE.convertList02(list));