vcswatch reports that
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:
commit b7dccdb31c049ba380df4fa387741cde01e59fd6
Author: Sébastien Delafond <sdelafond@gmail.com>
Date: Wed Jan 20 10:59:47 2021 +0100
Update d/gbp.conf