build(deps): Bump rack from 2.2.2 to 2.2.3 (#268)

* build(deps): Bump rack from 2.2.2 to 2.2.3

Bumps [rack](https://github.com/rack/rack) from 2.2.2 to 2.2.3.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/master/CHANGELOG.md)
- [Commits](rack/rack@v2.2.2...2.2.3)

Signed-off-by: dependabot[bot] <support@github.com>

* Adds rack gem cache

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Chris Baudouin, Jr <chrisbaudouinjr@icloud.com>

Gemfile.lock

@@ -274,7 +274,7 @@ GEM
     puma (4.3.5)
       nio4r (~> 2.0)
     raabro (1.3.1)
-    rack (2.2.2)
+    rack (2.2.3)
     rack-protection (2.0.8.1)
       rack
     rack-test (1.1.0)