File _servicedata of Package libretro-beetle-gba

<servicedata>
<service name="tar_scm">
                <param name="url">https://github.com/libretro/beetle-gba-libretro.git</param>
              <param name="changesrevision">2aad1dc8bfb7cabb1d9a25778e4623b54fb83502</param></service></servicedata>