build(deps): bump rack from 2.2.3.1 to 3.0.9.1

Bumps [rack](https://github.com/rack/rack) from 2.2.3.1 to 3.0.9.1.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@2.2.3.1...v3.0.9.1)

---
updated-dependencies:
- dependency-name: rack
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -151,7 +151,7 @@ GEM
     puma (5.6.4)
       nio4r (~> 2.0)
     racc (1.6.0)
-    rack (2.2.3.1)
+    rack (3.0.9.1)
     rack-indifferent (1.2.0)
       rack (>= 1.5)
     rails-dom-testing (2.0.3)