Bump rack from 2.0.9 to 2.1.4
Bumps [rack](https://github.com/rack/rack) from 2.0.9 to 2.1.4. - [Release notes](https://github.com/rack/rack/releases) - [Changelog](https://github.com/rack/rack/blob/master/CHANGELOG.md) - [Commits](https://github.com/rack/rack/compare/2.0.9...2.1.4) Signed-off-by: dependabot[bot] <support@github.com>
This commit is contained in: