AGESA f14: Fix infinite loop

Fix regression after commit:
  22f32c7 cpu/amd/agesa: Unify init files

Change-Id: I36fb7369084c68577df69abc251c84dad64f7015
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/18822
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins)

src/cpu/amd/agesa/family14/model_14_init.c

@@ -62,7 +62,7 @@ static void model_14_init(device_t dev)
 	msr.lo = msr.hi = 0x1e1e1e1e;
 	wrmsr(0x250, msr);
 	wrmsr(0x258, msr);
-	for (msrno = 0x268; msrno <= 0x26f; i++)
+	for (msrno = 0x268; msrno <= 0x26f; msrno++)
 		wrmsr(msrno, msr);
 
 	msr = rdmsr(SYSCFG_MSR);