Copyright for group-service source package in Mantic

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: group-service
Upstream-Contact: https://github.com/zhuyaliang/
Source: https://github.com/zhuyaliang/group-service/

Files: README.md
 data/group-admin-daemon.service.in
 data/meson.build
 data/org.group.admin.conf
 data/org.group.admin.list.xml
 data/org.group.admin.policy.in
 data/org.group.admin.service.in
 data/org.group.admin.xml
 meson.build
 meson_options.txt
 po/LINGUAS
 po/POTFILES.in
 po/meson.build
 src/libgroupservice/gas-group-enum-types.c.template
 src/libgroupservice/gas-group-enum-types.h.template
 src/libgroupservice/meson.build
 src/libgroupservice/symbol.map
 src/meson.build
 test/main.c
 test/meson.build
Copyright: NONE
License: GPL-3+
Comment:
 Assuming copyright holder from other code files.
 .
 Assuming license from COPYING file (and also from other codefiles).

Files: src/group-server.c
 src/group-server.h
 src/group.c
 src/group.h
 src/libgroupservice/gas-group-manager.c
 src/libgroupservice/gas-group-manager.h
 src/libgroupservice/gas-group-private.h
 src/libgroupservice/gas-group.c
 src/libgroupservice/gas-group.h
 src/libgroupservice/gas.h
 src/main.c
 src/types.h
 src/util.c
 src/util.h
Copyright: 2018, zhuyaliang (https://github.com/zhuyaliang/)
License: GPL-3+

Files: po/*.po
 po/group-service.pot
Copyright: YEAR, THE PACKAGE'S COPYRIGHT HOLDER
License: GPL-3+
Comment:
 Assuming GPL-3+ as license here (see COPYING file).

Files: debian/*
Copyright: 2022, N0rbert 
           2022-2023, Mike Gabriel 
License: GPL-3+

License: GPL-3+
 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 3 of the License, 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 complete text of the GNU General
 Public License can be found in `/usr/share/common-licenses/GPL-3'.