[CPUFREQ] cpufreq: remove CVS keywords

This patch removes CVS keywords that weren't updated for a long time
from comments.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Dave Jones <davej@redhat.com>

arch/x86/kernel/cpu/cpufreq/powernow-k7.h

@@ -1,5 +1,4 @@
 /*
- *  $Id: powernow-k7.h,v 1.2 2003/02/10 18:26:01 davej Exp $
  *  (C) 2003 Dave Jones.
  *
  *  Licensed under the terms of the GNU GPL License version 2.

include/linux/cpufreq.h

@@ -4,9 +4,6 @@
  *  Copyright (C) 2001 Russell King
  *            (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de>
  *            
- *
- * $Id: cpufreq.h,v 1.36 2003/01/20 17:31:48 db Exp $
- *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.