build.rb: Use CLI::Parser to parse args
build.rb: Use CLI::Parser to parse args

Fixes #7008

Homebrew/brew,mahori/brew,EricFromCanada/brew,vitorgalvao/brew,nandub/brew,MikeMcQuaid/brew,konqui/brew,reitermarkus/brew,konqui/brew,MikeMcQuaid/brew,sjackman/homebrew,Homebrew/brew,Homebrew/brew,sjackman/homebrew,EricFromCanada/brew,sjackman/homebrew,claui/brew,vitorgalvao/brew,reitermarkus/brew,JCount/brew,claui/brew,vitorgalvao/brew,claui/brew,Homebrew/brew,mahori/brew,mahori/brew,JCount/brew,EricFromCanada/brew,EricFromCanada/brew,MikeMcQuaid/brew,MikeMcQuaid/brew,claui/brew,nandub/brew,JCount/brew,konqui/brew,JCount/brew,reitermarkus/brew,konqui/brew,vitorgalvao/brew,sjackman/homebrew,mahori/brew,reitermarkus/brew,nandub/brew,nandub/brew