Bump puma from 6.6.0 to 6.6.1

Bumps [puma](https://github.com/puma/puma) from 6.6.0 to 6.6.1.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v6.6.0...v6.6.1)

---
updated-dependencies:
- dependency-name: puma
  dependency-version: 6.6.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -7,7 +7,7 @@ GEM
     mustermann (3.0.3)
       ruby2_keywords (~> 0.0.1)
     nio4r (2.7.4)
-    puma (6.6.0)
+    puma (6.6.1)
       nio4r (~> 2.0)
     rack (3.1.16)
     rack-protection (4.1.1)