!3084 [OLK-5.10] add Phytium DRM drivers CONFIG

Merge Pull Request from: @shuaijiakun 
 
Add Phytium DRM driver config into openeuler_defconfig. 
 
Link:https://gitee.com/openeuler/kernel/pulls/3084

 

Reviewed-by: Mao HongBo <maohongbo@phytium.com.cn>
Reviewed-by: Liu Chao <liuchao173@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>