src/soc/intel: Remove unused <stdlib.h>

Change-Id: I71a5a6c3748d5a3910970bfb1ec3d7ecd3184cfd
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33686
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/baytrail/cpu.c

@@ -13,7 +13,6 @@
  * GNU General Public License for more details.
  */
 
-#include <stdlib.h>
 #include <console/console.h>
 #include <cpu/cpu.h>
 #include <cpu/intel/common/common.h>

src/soc/intel/baytrail/gfx.c

@@ -21,7 +21,6 @@
 #include <device/pci_ids.h>
 #include <drivers/intel/gma/opregion.h>
 #include <reg_script.h>
-#include <stdlib.h>
 #include <soc/gfx.h>
 #include <soc/iosf.h>
 #include <soc/nvs.h>

src/soc/intel/baytrail/ramstage.c

@@ -23,7 +23,6 @@
 #include <device/device.h>
 #include <device/pci_def.h>
 #include <device/pci_ops.h>
-#include <stdlib.h>
 #include <string.h>
 
 #include <soc/gpio.h>

src/soc/intel/baytrail/smihandler.c

@@ -14,7 +14,6 @@
  */
 
 #include <stdint.h>
-#include <stdlib.h>
 #include <arch/io.h>
 #include <device/pci_ops.h>
 #include <console/console.h>