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: Andrew Gallant <jamslam@gmail.com>
-License: Expat or Expat or Unlicense
+Copyright: 2017, Andrew Gallant <jamslam@gmail.com>
+License: Expat or Unlicense
+
+Files: COPYING
+ UNLICENSE
+Copyright: no-info-found
+License: Unlicense
 
 Files: LICENSE-MIT
-Copyright: 2017, Andrew Gallant
+Copyright: 2017, Andrew Gallant <jamslam@gmail.com>
 License: Expat
 
 Files: README.md
@@ -13,6 +18,6 @@ Copyright: no-info-found
 License: Expat
 
 Files: debian/*
-Copyright: 2018 Debian Rust Maintainers <pkg-rust-maintainers@alioth-lists.debian.net>
-  2018 Sylvestre Ledru <sylvestre@debian.org>
-License: Unlicense or MIT
+Copyright: 2018, Sylvestre Ledru <sylvestre@debian.org>
+ 2018, Debian Rust Maintainers <pkg-rust-maintainers@alioth-lists.debian.net>
+License: Expat or Unlicense