this package seems to have new commits in its VCS but has
not yet updated debian/changelog. You should consider updating
the Debian changelog and uploading this new version into the archive.
Here are the relevant commit logs:
Author: Philipp Huebner <firstname.lastname@example.org>
Date: Sat Dec 26 18:06:14 2020 +0100
Added 'Multi-Arch: same' in debian/control