Refresh the automatically detected licensing information

Signed-off-by: Apertis CI robot <noreply+not_a_robot@apertis.org>

debian/apertis/copyright

+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+
+Files: *
+Copyright: 2012, Antoine Latter
+License: BSD-3-clause
+
+Files: debian/*
+Copyright: held by the contributors mentioned in debian/changelog
+License: BSD-3-clause
+
+Files: quickcheck-instances.cabal
+Copyright: 2012-2014 Antoine Latter <aslatter@gmail.com>
+License: BSD-3-clause
+
+Files: quickcheck-instances.cabal
+Copyright: 2012-2016, Antoine Latter, 2017-2019, Oleg Grenrus
+License: UNKNOWN
+