Fix license information in dpkg + rpm packages: GPLv2+ and not AGPLv3+

These look like copy+paste issues.  We don't generally do AGPL for
library code; libraries are typically under GPLv2+ for maximum
compatibility.

Change-Id: I94d0dda467b2c2b1c61ad1c6cb234cb66db46134

contrib/libosmo-pfcp.spec.in

@@ -2,7 +2,7 @@ Name:           libosmo-pfcp
 Version:        @VERSION@
 Release:        0
 Summary:        PFCP protocol encoding, decoding and endpoint implementation
-License:        AGPL-3.0-or-later AND GPL-2.0-or-later
+License:        GPL-2.0-or-later
 Group:          Hardware/Mobile
 URL:            https://osmocom.org/projects/libosmo-pfcp
 Source:         %{name}-%{version}.tar.xz
@@ -24,7 +24,7 @@ libosmo-gtlv and libosmo-pfcp
 
 %package -n libosmo-gtlv1
 Summary:        Generic TLV and TLIV protocol support
-License:        GPL-2.0-or-later AND AGPL-3.0-or-later
+License:        GPL-2.0-or-later
 Group:          System/Libraries
 
 %description -n libosmo-gtlv1
@@ -46,7 +46,7 @@ contains the files for compiling a program using this library.
 
 %package -n libosmo-pfcp0
 Summary:        PFCP protocol support
-License:        GPL-2.0-or-later AND AGPL-3.0-or-later
+License:        GPL-2.0-or-later
 Group:          System/Libraries
 
 %description -n libosmo-pfcp0

debian/copyright

@@ -4,16 +4,16 @@ Source: https://gitea.osmocom.org/osmocom/libosmo-pfcp
 
 Files:     *
 Copyright: 2022 sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
-License:   AGPL-3.0+
+License:   GPL-2.0+
  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
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 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 Affero General Public License for more details.
- .
- You should have received a copy of the GNU Affero General Public License
+ 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 <http://www.gnu.org/licenses/>.