Bump rack from 3.1.8 to 3.1.10 (#19)

Bumps [rack](https://github.com/rack/rack) from 3.1.8 to 3.1.10.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@v3.1.8...v3.1.10)

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

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Author: dependabot[bot]

Gemfile.lock

@@ -88,7 +88,7 @@ GEM
       stringio
     public_suffix (6.0.0)
     racc (1.8.1)
-    rack (3.1.8)
+    rack (3.1.10)
     rack-session (2.0.0)
       rack (>= 3.0.0)
     rack-test (2.1.0)