treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 158

Based on 1 normalized pattern(s):

  is free software you can redistribute it and or modify it under the
  terms of the gnu general public license as published by the free
  software foundation either version 2 of the license or at your
  option any later version this program is distributed in the hope
  that it will be useful but without any warranty without even the
  implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1 file(s).
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.293907437@linutronix.deSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/media/rc/imon.c

+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *   imon.c:	input and display driver for SoundGraph iMON IR/VFD/LCD
  *
@@ -10,16 +11,6 @@
  *   which the support for them wouldn't be nearly as good. Thanks
  *   also to the numerous 0xffdc device owners that tested auto-config
  *   support for me and provided debug dumps from their devices.
- *
- *   imon is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation; either version 2 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
  */
 
 #define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__