sched/rt: Fix task_tick_rt() comment
sched/rt: Fix task_tick_rt() comment

This issue was introduced by 454c79999f7e ("sched/rt: Fix SCHED_RR
across cgroups") that missed the word 'not'. Fix it.

Signed-off-by: Li Bin <907cb18f632f56970a1dc2ab34acaa162917635f@huawei.com>
Cc: <60f0895b8713b53451ddbd252a38d61aef111c67@huawei.com>
Cc: <2028ee332ef6b7042006b7f86166fb57d0680e49@huawei.com>
Cc: <3fddac958924aef220f202ca567388ddab3f14a8@infradead.org>
Link: http://lkml.kernel.org/r/1382357743-54136-1-git-send-email-907cb18f632f56970a1dc2ab34acaa162917635f@huawei.com
Signed-off-by: Ingo Molnar <9dbbbf0688fedc85ad4da37637f1a64b8c718ee2@kernel.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs