* Bump rack-attack from 5.4.2 to 6.0.0 Bumps [rack-attack](https://github.com/kickstarter/rack-attack) from 5.4.2 to 6.0.0. - [Release notes](https://github.com/kickstarter/rack-attack/releases) - [Changelog](https://github.com/kickstarter/rack-attack/blob/master/CHANGELOG.md) - [Commits](https://github.com/kickstarter/rack-attack/compare/v5.4.2...v6.0.0) Signed-off-by: dependabot[bot] <support@dependabot.com> * fix payload[:request]