Copyright for cracklib2 source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: cracklib
Upstream-Contact: Nathan Neulinger 
Source: https://github.com/cracklib/cracklib

Files: *
Copyright: 1993 Alec Muffett 
           2005-2015 Nathan Neulinger 
           2008-2015 Jan Dittberner 
License: LGPL-2.1
Comment:
 Starting from version 2.8.15 released on 2009-11-19 cracklib is licensed under the terms of the LGPL 2.1. For a detailed discussion and history see README-LICENSE.

Files: debian/*
Copyright: 1998 Jean Pierre LeJacq
           Martin Pitt 
           Jan Dittberner 
License: LGPL-2.1

License: LGPL-2.1
 This library is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as
 published by the Free Software Foundation; either version 2.1 of the
 License, or (at your option) any later version.
 .
 This library 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
 Lesser General Public License for more details.
 .
 A copy of the GNU Lesser General Public License 2.1 is available as
 /usr/share/common-licenses/LGPL-2.1 in the Debian GNU/Linux
 distribution or on the World Wide Web at
 http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. You can also
 obtain it by writing to the Free Software Foundation, Inc., 51
 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.