[pkgdb] perl-Digest-Perl-MD5 summary updated by limb

[Fedora PackageDB]

limb set package perl-Digest-Perl-MD5 summary to Perl implementation of Ron Rivest's MD5 Algorithm

To make changes to this package see:
  https://admin.fedoraproject.org/pkgdb/acls/name/perl-Digest-Perl-MD5