chore: Bump puma from 4.3.6 to 4.3.8 (#2294)

Bumps [puma](https://github.com/puma/puma) from 4.3.6 to 4.3.8.
- [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/v4.3.6...v4.3.8)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sojan Jose <sojan@pepalo.com>

Gemfile.lock

@@ -368,7 +368,7 @@ GEM
     pry-rails (0.3.9)
       pry (>= 0.10.4)
     public_suffix (4.0.6)
-    puma (4.3.6)
+    puma (4.3.8)
       nio4r (~> 2.0)
     pundit (2.1.0)
       activesupport (>= 3.0.0)