os/mac/diagnostic: allow Ruby 2.6.10 on < Ventura
os/mac/diagnostic: allow Ruby 2.6.10 on < Ventura

MikeMcQuaid/brew,nandub/brew,MikeMcQuaid/brew,nandub/brew,nandub/brew,Homebrew/brew,MikeMcQuaid/brew,MikeMcQuaid/brew,nandub/brew,Homebrew/brew,Homebrew/brew,Homebrew/brew