devel/ruby-build: Update to 20211227

• Add Ruby 3.1, 3.2.0-dev, 3.1.0-dev

Changes: https://github.com/rbenv/ruby-build/releases/tag/v20211227
Changes: https://github.com/rbenv/ruby-build/releases/tag/v20211225
(cherry picked from commit 82412b254184dc78390f4c4f41544a5132439d6e)