Preparing for 5.2.4 release

Gemfile.lock

RAILS_VERSION

actioncable/CHANGELOG.md

actioncable/lib/action_cable/gem_version.rb

actioncable/package.json

actionmailer/CHANGELOG.md

actionmailer/lib/action_mailer/gem_version.rb

actionpack/CHANGELOG.md

actionpack/lib/action_pack/gem_version.rb

actionview/CHANGELOG.md

actionview/lib/action_view/gem_version.rb

actionview/package.json

activejob/CHANGELOG.md

activejob/lib/active_job/gem_version.rb

activemodel/CHANGELOG.md

activemodel/lib/active_model/gem_version.rb

activerecord/CHANGELOG.md

activerecord/lib/active_record/gem_version.rb

activestorage/CHANGELOG.md

activestorage/lib/active_storage/gem_version.rb