Update puma requirement from ~> 5.5.2 to ~> 5.6.2 (#59)

Updates the requirements on [puma](https://github.com/puma/puma) to permit the latest version.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v5.5.2...v5.6.2)

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

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

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

Gemfile.lock

@@ -148,7 +148,7 @@ GEM
     parser (3.1.0.0)
       ast (~> 2.4.1)
     public_suffix (4.0.6)
-    puma (5.5.2)
+    puma (5.6.2)
       nio4r (~> 2.0)
     racc (1.6.0)
     rack (2.2.3)
@@ -248,7 +248,7 @@ DEPENDENCIES
   listen (~> 3.7.1)
   loco-rails!
   mysql2 (~> 0.5.3)
-  puma (~> 5.5.2)
+  puma (~> 5.6.2)
   redis (~> 4.5.1)
   rspec-expectations (~> 3.10.2)
   rspec-mocks (~> 3.10.2)

loco-rails.gemspec

@@ -32,7 +32,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'jbuilder', '~> 2.11.5'
   s.add_development_dependency 'listen', '~> 3.7.1'
   s.add_development_dependency 'mysql2', '~> 0.5.3'
-  s.add_development_dependency 'puma', '~> 5.5.2'
+  s.add_development_dependency 'puma', '~> 5.6.2'
   s.add_development_dependency 'redis', '~> 4.5.1'
   s.add_development_dependency 'rspec-expectations', '~> 3.10.2'
   s.add_development_dependency 'rspec-mocks', '~> 3.10.2'