src: Remove unused include <string.h>

Change-Id: Ic6b66dd8fa387e67bb0ce609fb7e2553eeb66b3c
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37888
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/arch/x86/ebda.c

@@ -13,7 +13,6 @@
  */
 
 #include <stdint.h>
-#include <string.h>
 #include <arch/acpi.h>
 #include <arch/ebda.h>
 #include <commonlib/endian.h>

src/drivers/generic/gfx/gfx.c

@@ -19,7 +19,6 @@
 #include <device/pci.h>
 #include <device/pci_ids.h>
 #include <stdint.h>
-#include <string.h>
 
 #include "chip.h"
 

src/lib/hexdump.c

@@ -15,7 +15,6 @@
 #include <console/console.h>
 #include <ctype.h>
 #include <lib.h>
-#include <string.h>
 
 void hexdump(const void *memory, size_t length)
 {

src/lib/hexstrtobin.c

@@ -13,7 +13,6 @@
 
 #include <ctype.h>
 #include <lib.h>
-#include <string.h>
 
 size_t hexstrtobin(const char *str, uint8_t *buf, size_t len)
 {

src/security/vboot/common.c

@@ -18,7 +18,6 @@
 #include <console/console.h>
 #include <fmap.h>
 #include <stdint.h>
-#include <string.h>
 #include <symbols.h>
 #include <vb2_api.h>
 #include <security/vboot/misc.h>

src/soc/intel/baytrail/acpi.c

@@ -22,7 +22,6 @@
 #include <console/console.h>
 #include <cpu/x86/smm.h>
 #include <types.h>
-#include <string.h>
 #include <cpu/x86/msr.h>
 #include <cpu/x86/tsc.h>
 #include <cpu/intel/turbo.h>

src/soc/intel/skylake/bootblock/report_platform.c

@@ -27,7 +27,6 @@
 #include <soc/pch.h>
 #include <soc/pci_devs.h>
 #include <soc/systemagent.h>
-#include <string.h>
 
 static struct {
 	u32 cpuid;

src/soc/qualcomm/sc7180/aop_load_reset.c

@@ -13,7 +13,6 @@
  * GNU General Public License for more details.
  */
 
-#include <string.h>
 #include <arch/cache.h>
 #include <cbfs.h>
 #include <halt.h>