Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/leds/leds-wrap.c b/drivers/leds/leds-wrap.c
index 473fb6b..794697e 100644
--- a/drivers/leds/leds-wrap.c
+++ b/drivers/leds/leds-wrap.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * LEDs driver for PCEngines WRAP
  *
  * Copyright (C) 2006 Kristian Kielhofner <kris@krisk.org>
  *
  * Based on leds-net48xx.c
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/kernel.h>