Fixed the Rails/ActionFilter cop

.rubocop.yml

app/controllers/admin/application_controller.rb

app/controllers/admin/application_settings_controller.rb

app/controllers/admin/broadcast_messages_controller.rb

app/controllers/admin/deploy_keys_controller.rb

app/controllers/admin/groups_controller.rb

app/controllers/admin/keys_controller.rb

app/controllers/admin/projects_controller.rb

app/controllers/admin/services_controller.rb

app/controllers/admin/users_controller.rb

app/controllers/application_controller.rb

app/controllers/dashboard/milestones_controller.rb

app/controllers/dashboard/projects_controller.rb

app/controllers/dashboard_controller.rb

app/controllers/explore/groups_controller.rb

app/controllers/explore/projects_controller.rb

app/controllers/groups/group_members_controller.rb

app/controllers/groups/milestones_controller.rb

app/controllers/groups_controller.rb

app/controllers/import/bitbucket_controller.rb