arch/io.h: Drop unnecessary include

Change-Id: I91158452680586ac676ea11c8589062880a31f91
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/31692
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/ec/google/chromeec/crosec_proto.c

@@ -13,7 +13,6 @@
  * GNU General Public License for more details.
  */
 
-#include <arch/io.h>
 #include <console/console.h>
 #include <delay.h>
 #include <stdint.h>

src/ec/google/chromeec/ec.c

@@ -18,7 +18,6 @@
 #include <cbmem.h>
 #include <console/console.h>
 #include <arch/early_variables.h>
-#include <arch/io.h>
 #include <assert.h>
 #include <bootmode.h>
 #include <bootstate.h>

src/ec/google/chromeec/ec_i2c.c

@@ -13,7 +13,6 @@
  * GNU General Public License for more details.
  */
 
-#include <arch/io.h>
 #include <console/console.h>
 #include <delay.h>
 #include <device/i2c_simple.h>

src/ec/lenovo/h8/h8.c

@@ -14,7 +14,6 @@
  */
 
 #include <arch/acpi.h>
-#include <arch/io.h>
 #include <console/console.h>
 #include <device/device.h>
 #include <device/pnp.h>