Bump puma from 4.2.1 to 4.3.5

Bumps [puma](https://github.com/puma/puma) from 4.2.1 to 4.3.5.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](https://github.com/puma/puma/commits)

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

Author: dependabot[bot]

Gemfile.lock

@@ -213,7 +213,7 @@ GEM
     pry-rails (0.3.9)
       pry (>= 0.10.4)
     public_suffix (4.0.1)
-    puma (4.2.1)
+    puma (4.3.5)
       nio4r (~> 2.0)
     rack (2.0.7)
     rack-livereload (0.3.17)