[Perl6] the location of the 'Perl 6 Packaging Guidelines' is changed

The mode and the location from the 'Fedora Packaging Guidelines for Perl 6 Modules' is changed. - The mode is changed from being a draft to be an official guideline. - The page is moved from - https://fedoraproject.org/wiki/PackagingDrafts/Perl6 to - https://fedoraproject.org/wiki/Packaging/Perl6 -- Gerd