Input: constify serio_device_id

serio_device_id are not supposed to change at runtime. All functions
working with serio_device_id provided by <linux/serio.h> work with
const serio_device_id. So mark the non-const structs as const.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/serio/serio_raw.c

@@ -410,7 +410,7 @@ static void serio_raw_disconnect(struct serio *serio)
 	serio_set_drvdata(serio, NULL);
 }
 
-static struct serio_device_id serio_raw_serio_ids[] = {
+static const struct serio_device_id serio_raw_serio_ids[] = {
 	{
 		.type	= SERIO_8042,
 		.proto	= SERIO_ANY,