device/pnp: Add header files for PNP ops

Change-Id: Ifda495420cfb121ad32920bb9f1cbdeef41f6d3a
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/31698
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/ec/google/wilco/bootblock.c

@@ -15,6 +15,7 @@
 
 #include <arch/io.h>
 #include <endian.h>
+#include <device/pnp_ops.h>
 #include <device/pnp_def.h>
 
 #include "bootblock.h"

src/ec/hp/kbc1126/early_init.c

@@ -14,6 +14,7 @@
  */
 
 #include <arch/io.h>
+#include <device/pnp_ops.h>
 #include <device/pnp.h>
 #include "ec.h"