cpu/intel/model_{6xx,f2x,f3x,f4x}: Remove unneeded include

Change-Id: I7d5843aada364b557e0618268ad48c650aa54d1e
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/26782
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

src/cpu/intel/model_f2x/model_f2x_init.c

@@ -11,12 +11,9 @@
  * GNU General Public License for more details.
  */
 
-#include <console/console.h>
 #include <device/device.h>
-#include <string.h>
 #include <cpu/cpu.h>
 #include <cpu/x86/mtrr.h>
-#include <cpu/x86/msr.h>
 #include <cpu/x86/lapic.h>
 #include <cpu/intel/microcode.h>
 #include <cpu/intel/hyperthreading.h>