Change MRI Ruby version in examples from 237 to 327
Change MRI Ruby version in examples from 237 to 327

kbrock/chruby,regularfry/chruby,rstacruz/chruby-fish,ilikepi/chruby,eunomie/chgo,rstacruz/chruby-fish,eunomie/chgo,ngpestelos/chruby,postmodern/chruby,ngpestelos/chruby,regularfry/chruby,postmodern/chruby,kbrock/chruby,JeanMertz/chruby-fish,ilikepi/chruby,JeanMertz/chruby-fish