platform/x86: int3472: Add terminator to gpiod_lookup_table

Without the terminator, if a con_id is passed to gpio_find() that
does not exist in the lookup table the function will not stop looping
correctly, and eventually cause an oops.

Fixes: 19d8d6e3 ("platform/x86: int3472: Pass tps68470_regulator_platform_data to the tps68470-regulator MFD-cell")
Signed-off-by: Daniel Scally <djrscally@gmail.com>
Link: https://lore.kernel.org/r/20220216225304.53911-5-djrscally@gmail.comReviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/intel/int3472/tps68470_board_data.c

@@ -100,7 +100,8 @@ static struct gpiod_lookup_table surface_go_tps68470_gpios = {
 	.dev_id = "i2c-INT347A:00",
 	.table = {
 		GPIO_LOOKUP("tps68470-gpio", 9, "reset", GPIO_ACTIVE_LOW),
-		GPIO_LOOKUP("tps68470-gpio", 7, "powerdown", GPIO_ACTIVE_LOW)
+		GPIO_LOOKUP("tps68470-gpio", 7, "powerdown", GPIO_ACTIVE_LOW),
+		{ }
 	}
 };