mb/lenovo/g505s: Remove unused <stdlib.h>

Change-Id: I6af1d44f9a05c153b6a355318a39adc9a3d6c0c9
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33901
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/lenovo/g505s/BiosCallOuts.c

@@ -19,7 +19,6 @@
 
 #include <southbridge/amd/agesa/hudson/imc.h>
 #include <vendorcode/amd/agesa/f15tn/Proc/Fch/FchPlatform.h>
-#include <stdlib.h>
 
 const BIOS_CALLOUT_STRUCT BiosCallouts[] =
 {

src/mainboard/lenovo/g505s/buildOpts.c

@@ -27,7 +27,6 @@
 
 #include "mainboard.h"
 
-#include <stdlib.h>
 
 #include <vendorcode/amd/agesa/f15tn/AGESA.h>