Bump puma from 5.6.4 to 6.3.0

Bumps [puma](https://github.com/puma/puma) from 5.6.4 to 6.3.0.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v5.6.4...v6.3.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile

@@ -12,7 +12,7 @@ gem 'rails', '~> 5.2'
 # Use postgresql as the database for Active Record
 gem 'pg', '~> 1.3'
 # Use Puma as the app server
-gem 'puma', '~> 5.6'
+gem 'puma', '~> 6.3'
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 5.0'
 gem 'bootstrap-sass', '~> 3.4.1'

Gemfile.lock

@@ -175,7 +175,7 @@ GEM
     multipart-post (2.2.0)
     netrc (0.11.0)
     newrelic_rpm (8.8.0)
-    nio4r (2.5.8)
+    nio4r (2.5.9)
     nokogiri (1.15.2)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
@@ -211,7 +211,7 @@ GEM
     pry-rails (0.3.9)
       pry (>= 0.10.4)
     public_suffix (4.0.7)
-    puma (5.6.4)
+    puma (6.3.0)
       nio4r (~> 2.0)
     pundit (2.2.0)
       activesupport (>= 3.0.0)
@@ -402,7 +402,7 @@ DEPENDENCIES
   pg (~> 1.3)
   pry-byebug
   pry-rails
-  puma (~> 5.6)
+  puma (~> 6.3)
   pundit (~> 2.2.0)
   rack-cors
   rails (~> 5.2)