Bump puma from 6.4.0 to 6.4.2 (#574)

Bumps [puma](https://github.com/puma/puma) from 6.4.0 to 6.4.2.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v6.4.0...v6.4.2)

---
updated-dependencies:
- dependency-name: puma
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -190,7 +190,7 @@ GEM
       timeout
     net-smtp (0.4.0)
       net-protocol
-    nio4r (2.5.9)
+    nio4r (2.7.0)
     nokogiri (1.16.0-aarch64-linux)
       racc (~> 1.4)
     nokogiri (1.16.0-arm64-darwin)
@@ -212,7 +212,7 @@ GEM
     psych (5.1.2)
       stringio
     public_suffix (5.0.3)
-    puma (6.4.0)
+    puma (6.4.2)
       nio4r (~> 2.0)
     racc (1.7.3)
     rack (3.0.8)