Remove obsolete Group tag

References: https://fedoraproject.org/wiki/Changes/Remove_Group_Tag

perl-DBIx-Class.spec

@@ -3,7 +3,6 @@ Summary:        Extensible and flexible object <-> relational mapper
 Version:        0.082841
 Release:        5%{?dist}
 License:        GPL+ or Artistic
-Group:          Development/Libraries
 Source0:        https://cpan.metacpan.org/authors/id/R/RI/RIBASUSHI/DBIx-Class-%{version}.tar.gz
 URL:            https://metacpan.org/release/DBIx-Class
 # Do not use /usr/bin/env in shell bangs, upstream does not agree