there comes a time when a project has to be declared unfit to remain
in the tree

this frontend hasn't seen actual development in about 6 years

if someone has a pressing need to continue development, there's no
blocker to un-deleting it, but unless that happens, there's now a
more featureful, more conformant, more active CL frontend in the tree

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Part-of: <!19385>