Copyright for bzr source package in Buster

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: bzr
Upstream-Contact: Bazaar Developers 
Source: https://launchpad.net/bzr/+download

Files: *
Copyright: 2004-2012 Canonical Ltd
Comment: Upstream authors (among others):
 Martin Pool 
 Robert Collins 
 Aaron Bentley 
 John Arbash Meinel 
License: GPL-2+

Files: debian/*
Copyright: Debian Bazaar Team 
Comment:
 Debianized by Norbert Tretkowski 		2005-04-16
 New co-maintainer Jeff Bailey 	2005-09-05
 New co-maintainer Rob Weir 			2005-09-15
 New co-maintainer Andres Salomon 		2006-01-24
 New co-maintainer Lars Wirzenius 			2006-04-13
 New co-maintainer Adeodato Simó 		2006-07-24
 New co-maintainer Wouter van Heyst 	2007-01-17
 New co-maintainer Jelmer Vernooij 		2008-05-02
 New co-maintainer John Francesco Ferlito /usr/share/common-licenses/GPL-2.