message: [bootstrap] update brew install command
  Warning: The Ruby Homebrew installer is now deprecated and has been rewritten in
  Bash. Please migrate to the following command:
  /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
diff: @@ -183,7 +183,7 @@ case "$(uname)" in
  ;;
  "Darwin")
  - /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
  + /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
  ;;
  *)
  