sched: Enable qos scheduler config

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I3ZX4D
CVE: NA

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Enable CONFIG_QOS_SCHED to support qos scheduler.
Signed-off-by: NZheng Zucheng <zhengzucheng@huawei.com>
Reviewed-by: NChen Hui <judy.chenhui@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

arch/x86/configs/openeuler_defconfig

@@ -157,6 +157,7 @@ CONFIG_CGROUP_WRITEBACK=y
 CONFIG_CGROUP_SCHED=y
 CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_CFS_BANDWIDTH=y
+CONFIG_QOS_SCHED=y
 CONFIG_RT_GROUP_SCHED=y
 CONFIG_CGROUP_PIDS=y
 CONFIG_CGROUP_RDMA=y