proc.5: Remove crufty text under 'timer_stats'

Reported-by: Simon Paillard <spaillard@debian.org>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man5/proc.5

@@ -4040,15 +4040,6 @@ The
 file is used both to control sampling facility and to read out the
 sampled information.
 
-timer_stats collects information about the timer events which are fired in a
-Linux system over a sample period:
-
-- the pid of the task(process) which initialized the timer
-- the name of the process which initialized the timer
-- the function where the timer was initialized
-- the callback function which is associated to the timer
-- the number of events (callbacks)
-
 The timer_stats functionality is inactive on bootup.
 A sampling period can be started using the following command: