media: ov490: Fix module auto-loading issue

Module is no longer auto-loading.
Add the of_device_id table to MODULE_DEVICE_TABLE.

Signed-off-by: Benoit Parrot <bparrot@ti.com>
Reviewed-by: Peter Ujfalusi <peter.ujfalusi@ti.com>

drivers/media/i2c/ov490.c

@@ -657,6 +657,7 @@ static const struct of_device_id ov490_dt_id[] = {
 	{
 	}
 };
+MODULE_DEVICE_TABLE(of, ov490_dt_id);
 
 static struct i2c_driver ov490_i2c_driver = {
 	.driver = {