Revert "Update Gemfile.lock"
Revert "Update Gemfile.lock"

This reverts commit ec0a5fabdb9e1fab4f01dc4444c64a2ca11cf2eb.

Co-authored-by: Tyler Phelan <5713437ebd3bcae14564c2baaa7816b900ed174c@pivotal.io>

cloudfoundry/buildpacks-ci,cloudfoundry/buildpacks-ci,cloudfoundry/buildpacks-ci,cloudfoundry/buildpacks-ci,cloudfoundry/buildpacks-ci