shogun-data should be retired since shogun is retired

[Sérgio Basto]

Hi, 
Some days ago I notice that shogun-data still in Fedora [1] but shogun
is retired for 4 years [2], just run `fedpkg retire DESCRIPTION` is
enough ?

Thank you,

[1]
https://src.fedoraproject.org/rpms/shogun-data 
[2]
https://src.fedoraproject.org/rpms/shogun