Merge pull request #6036 from MikeMcQuaid/enable-frozen-string-literal

Library/.rubocop.yml

Library/Homebrew/.rubocop.yml

Library/Homebrew/Gemfile

Library/Homebrew/PATH.rb

Library/Homebrew/brew.rb

Library/Homebrew/brew.sh

Library/Homebrew/build.rb

Library/Homebrew/build_environment.rb

Library/Homebrew/build_options.rb

Library/Homebrew/cache_store.rb

Library/Homebrew/cask/all.rb

Library/Homebrew/cask/artifact.rb

Library/Homebrew/cask/artifact/abstract_artifact.rb

Library/Homebrew/cask/artifact/abstract_flight_block.rb

Library/Homebrew/cask/artifact/abstract_uninstall.rb

Library/Homebrew/cask/artifact/app.rb

Library/Homebrew/cask/artifact/artifact.rb

Library/Homebrew/cask/artifact/audio_unit_plugin.rb

Library/Homebrew/cask/artifact/binary.rb

Library/Homebrew/cask/artifact/colorpicker.rb