staging: goldfish: remove GPL boiler plate text

The SPDX identifier is a legally binding shorthand,
which can be used instead of the full boiler plate text.

There is a SPDX identifier line in goldfish_audio.c.
Remove the GPL boiler plate text to reduce file size.
Signed-off-by: NMichael Straube <straube.linux@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/goldfish/goldfish_audio.c

@@ -4,16 +4,6 @@
  *
  * Copyright (C) 2007 Google, Inc.
  * Copyright (C) 2012 Intel, Inc.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * 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.
- *
  */
 
 #include <linux/module.h>