Post-release updates: heroku/ruby 0.1.2 (#1198)
Post-release updates: heroku/ruby 0.1.2 (#1198)

Co-authored-by: schneems <c2c8e5b95da24447f1e3a7d1792356fcd95362ed@users.noreply.github.com>
instacart/heroku-buildpack-ruby,brightbytes/heroku-buildpack-ruby-without-assets-precompile,instacart/heroku-buildpack-ruby,brightbytes/heroku-buildpack-ruby-without-assets-precompile,heroku/heroku-buildpack-ruby,heroku/heroku-buildpack-ruby,Scalingo/ruby-buildpack,Scalingo/ruby-buildpack