Copyright for t-code source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: tc
Source: http://openlab.jp/tcode/

Files: *
Copyright: 1989-2002 Kaoru Maeda, Yasushi Saito and KITAJIMA Akira.
License: GPL-2

Files: debian/*
Copyright: 2002 NOSHIRO Shigeo 
           2014 HIGUCHI Daisuke (VDR dai) 
License: GPL-2

License: GPL-2
 This program is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free Software
 Foundation; either version 2, or (at your option) any later version.
 .
 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.
 .
 You should have received a copy of the GNU General Public License along with
 this program. If not, see .
 .
 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'.