Remove listed license files (COPYING.GPL-3.0+, COPYING.LGPL-2.1+, ui/COPYING.LGPL-2.1+) from copyright.
Certainty: certain
Fixed-Lintian-Issues:
 source: license-file-listed-in-debian-copyright COPYING.GPL-3.0+ [debian/copyright]
 source: license-file-listed-in-debian-copyright COPYING.LGPL-2.1+ [debian/copyright]
 source: license-file-listed-in-debian-copyright ui/COPYING.LGPL-2.1+ [debian/copyright]
