Bump puma from 5.6.8 to 5.6.9 (#2045)

Bumps [puma](https://github.com/puma/puma) from 5.6.8 to 5.6.9.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v5.6.8...v5.6.9)

---
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

@@ -446,7 +446,7 @@ GEM
     net-smtp (0.4.0.1)
       net-protocol
     netrc (0.11.0)
-    nio4r (2.7.0)
+    nio4r (2.7.3)
     nokogiri (1.16.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
@@ -627,7 +627,7 @@ GEM
       phony (>= 2.18.12)
     promise.rb (0.7.4)
     public_suffix (4.0.7)
-    puma (5.6.8)
+    puma (5.6.9)
       nio4r (~> 2.0)
     pusher (2.0.2)
       httpclient (~> 2.8)