(maint) Remove unused packaging rake tasks
(maint) Remove unused packaging rake tasks

This commit removes rake tasks used to build debs and rpms using the packaging
repo. We currently only build gems and tarballs, so this code is obsolete.

puppetlabs/marionette-collective,puppetlabs/marionette-collective,puppetlabs/marionette-collective,puppetlabs/marionette-collective,puppetlabs/marionette-collective,puppetlabs/marionette-collective