Bump puma from 6.4.0 to 6.4.2

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](https://github.com/puma/puma/compare/v6.4.0...v6.4.2)

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

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

Gemfile.lock

@@ -185,7 +185,7 @@ GEM
       timeout
     net-smtp (0.3.3)
       net-protocol
-    nio4r (2.5.9)
+    nio4r (2.7.3)
     nokogiri (1.15.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
@@ -194,7 +194,7 @@ GEM
       ast (~> 2.4.1)
       racc
     pg (1.5.4)
-    puma (6.4.0)
+    puma (6.4.2)
       nio4r (~> 2.0)
     racc (1.7.3)
     rack (2.2.8)