serial: core: remove cruft from uapi header

Remove the GPL boilerplate since we have a valid SPDX entry. Also,
remove the outdated filename from the comment.

Signed-off-by: Wolfram Sang <[email protected]>
Reviewed-by: Geert Uytterhoeven <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Author: Wolfram Sang

include/uapi/linux/serial_core.h

@@ -1,22 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
 /*
- *  linux/drivers/char/serial_core.h
- *
  *  Copyright (C) 2000 Deep Blue Solutions Ltd.
- *
- * This program 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 #ifndef _UAPILINUX_SERIAL_CORE_H
 #define _UAPILINUX_SERIAL_CORE_H