update README.md

RuoYi

2022-01-04 18d79f2621c05036e072b156246799757332ad69

 src/main/java/com/ruoyi/project/system/service/impl/SysRoleServiceImpl.java

@@ -122,7 +122,7 @@
     * @return 选中角色ID列表

     */

    @Override

    public List<Integer> selectRoleListByUserId(Long userId)

    public List<Long> selectRoleListByUserId(Long userId)

    {

        return roleMapper.selectRoleListByUserId(userId);

    }