ftrace: use .sched.text, not .text.sched in recordmcount.pl

The only references in the kernel to the .text.sched section are in
recordmcount.pl.  Since the code it has is intended to be example code
it should refer to real kernel sections.  So change it to .sched.text
instead.

[ Impact: consistency in comments ]

Signed-off-by: Tim Abbott <tabbott@mit.edu>
LKML-Reference: <1241136371-10768-1-git-send-email-tabbott@mit.edu>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>