media: lirc: remove out of date comment

This file has been updated many times since 2010.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

include/uapi/linux/lirc.h

 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 /*
  * lirc.h - linux infrared remote control header file
- * last modified 2010/07/13 by Jarod Wilson
  */
 
 #ifndef _LINUX_LIRC_H