Update iterm2-beta from 3.3.7beta3 to 3.3.7beta4 (#8155)
Update iterm2-beta from 3.3.7beta3 to 3.3.7beta4 (#8155)


rogeriopradoj/homebrew-versions,caskroom/homebrew-versions,pkq/homebrew-versions,rogeriopradoj/homebrew-versions,caskroom/homebrew-versions,lantrix/homebrew-versions,lantrix/homebrew-versions,pkq/homebrew-versions,mahori/homebrew-cask-versions,404NetworkError/homebrew-versions,404NetworkError/homebrew-versions