Copyright for mali-midgard source package in Bionic

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Source: http://malideveloper.arm.com/resources/drivers/open-source-mali-midgard-gpu-kernel-drivers/
Comment: This package is not part of the Debian distribution because it is
 only useful with non-free software (Arm's binary Mali drivers). It is made
 available in the contrib section for the convenience of users.

Files: *
Copyright: 2015-2017 ARM Limited
License: GPL-2

Files: debian/*
Copyright: 2017 Wookey 
License: GPL-2

License: GPL-2
 This program is free software and is provided to you under the terms of the
 GNU General Public License version 2 as published by the Free Software
 Foundation, and any use by you of this program is subject to the terms
 of such GNU licence.
 .
 A copy of the licence is included with the program, and can also be obtained
 from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 Boston, MA  02110-1301, USA.
 .
 On Debian systems, the full text of the GNU General Public
 License version 2 can be found in the file
 '/usr/share/common-licenses/GPL-2'.