posix-timer: Update comment
posix-timer: Update comment

Pick the cleanup to the comment in posix-timers.c from Richards all in
one conversion patch.

Originally-from: Richard Cochran <e27030aebe9cad8817d34b8c31dbaf301fb798b9@gmail.com>
Signed-off-by: Thomas Gleixner <00e4cf8f46a57000a44449bf9dd8cbbcc209fd2a@linutronix.de>
Acked-by: John Stultz <2dbbc9a029f6af74f2c2786ce8fa25d932fcaf8c@us.ibm.com>
LKML-Reference: <37261640300bf6a3e56770334dd27e0bd508ab6d@linutronix.de>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas