Copyright for b43-fwcutter source package in Bullseye

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: b43-fwcutter
Source: http://linuxwireless.org/en/users/Drivers/b43
Disclaimer:
 This package is not part of the GNU/Linux Debian distribution. It is
 provided in the contrib archive area as a convenience to Debian users.
 The contents of this source package are freely licensed under the
 BSD-2-Clause license, but it's purpose is to download and extract
 sourceless proprietary firmware blobs, making the package unfit for main.

Files: *
Copyright: 2005-2011 Martin Langer 
	   2005-2014 Michael Buesch 
	   2005-2011 Alex Beregszaszi 
License: BSD-2-Clause

Files: debian/*
Copyright: 2006-2010 Rene Engelhard 
           2011-2012 Fabrizio Regalli 
           2013-2016 Daniel Echeverry 
           © 2019-2020 Andreas Beckmann 
License: BSD-2-Clause

License: BSD-2-Clause
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:
  1. Redistributions of source code must retain the above copyright
  notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above
  copyright notice, this list of conditions and the following
  disclaimer in the documentation and/or other materials provided
  with the distribution.
 .
 THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Files: md5.c md5.h
Copyright: 1993 Colin Plumb
License: public-domain
 This code implements the MD5 message-digest algorithm.
 The algorithm is due to Ron Rivest. This code was
 written by Colin Plumb in 1993, no copyright is claimed.
 This code is in the public domain; do with it what you wish.