!4072 cgroup/misc: openeuler_defconfig open misc config by default

Merge Pull Request from: @chenridong 
 
1、OLK6-6 cgroup v2 is going to be enabled, so is misc controller. 
2、Misc will be used with new feature that controls files fd.
3、Just open misc config in openeuler_defconfig by default.

https://gitee.com/openeuler/kernel/issues/I8X117 
 
Link:https://gitee.com/openeuler/kernel/pulls/4072

 

Reviewed-by: Liu Chao <liuchao173@huawei.com>
Reviewed-by: Jackie Liu <liuyun01@kylinos.cn>
Reviewed-by: Gou Hao <gouhao@uniontech.com>
Reviewed-by: Lu Jialin <lujialin4@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>