license: Fix the license to GPL

This was always intended to be GPL and not AGPL. "kat" did the
development as part of an internship paid by me and we agreed
to shared copyright.

Change-Id: Ied2041ba20c5737bd967dfaa3017edf72a95b31c
diff --git a/debian/copyright b/debian/copyright
index e763039..b119569 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -87,7 +87,7 @@
        tests/loggingrb/loggingrb_test.c
 Copyright: 2008,2009,2012 Holger Hans Peter Freyther <zecke@selfish.org>
            2012-2013      Katerina Barone-Adesi <kat.obsc@gmail.com>
-License: AGPL-3+
+License: GPL-3+
 
 Files: tests/strrb/strrb_test.c
        tests/vty/vty_test.c
@@ -172,17 +172,3 @@
  .
  On Debian systems, the complete text of the GNU General
  Public License version 3 can be found in "/usr/share/common-licenses/GPL-3".
-
-License: AGPL-3+
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU Affero 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 Affero General Public License
- along with this program.  If not, see <http://www.gnu.org/licenses/>.