Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/video/videomode.h b/include/video/videomode.h
index 3f1049d..7b20ee6 100644
--- a/include/video/videomode.h
+++ b/include/video/videomode.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>
  *
  * generic videomode description
- *
- * This file is released under the GPLv2
  */
 
 #ifndef __LINUX_VIDEOMODE_H