Project:Ruby/Marking a new ruby version stable

= Preparations


 * Make sure all stable ruby packages include the new ruby target
 * Set up a test branch for CI to find any remaining dependency issues
 * Unmask ruby target in profiles/base/use.stable.mask
 * Mark dev-lang/ruby and any required dependencies stable

= Filing stable bug

= Aftercare


 * Update ruby-utils.eclass defaults to match new situation