platform/chrome: cros_usbpd_logger: add missed destroy_workqueue in remove

The driver forgets to destroy workqueue in remove.
Add the missed call to fix it.
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>

drivers/platform/chrome/cros_usbpd_logger.c

@@ -224,6 +224,7 @@ static int cros_usbpd_logger_remove(struct platform_device *pd)
 	struct logger_data *logger = platform_get_drvdata(pd);
 
 	cancel_delayed_work_sync(&logger->log_work);
+	destroy_workqueue(logger->log_workqueue);
 
 	return 0;
 }