debian/copyright: update copyright years
authorAntonio Ospite <ao2@ao2.it>
Sat, 7 Sep 2019 20:30:56 +0000 (22:30 +0200)
committerAntonio Ospite <ao2@ao2.it>
Sat, 7 Sep 2019 21:31:08 +0000 (23:31 +0200)

No differences found