AGESA: Use common header for agesawrapper

Change-Id: I5189d0c55635aeb29553fd04a67490cfee3d88d5
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/7153
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Tested-by: build bot (Jenkins)

src/mainboard/lippert/frontrunner-af/acpi_tables.c

@@ -25,7 +25,7 @@
 #include <device/pci.h>
 #include <device/pci_ids.h>
 #include <cpu/x86/msr.h>
-#include "agesawrapper.h"
+#include <northbridge/amd/agesa/agesawrapper.h>
 #include <cpu/amd/mtrr.h>
 #include <cpu/amd/amdfam14.h>