Bump puma from 3.7.0 to 4.3.12 in /play-with-docker/Portus

Bumps [puma](https://github.com/puma/puma) from 3.7.0 to 4.3.12.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v3.7.0...v4.3.12)

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

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

Author: dependabot[bot]

play-with-docker/Portus/Gemfile

@@ -52,7 +52,7 @@ def packaging?
 end
 
 # If the deployment is done through Puma, include it in the bundle.
-gem "puma", "~> 3.7.0" if ENV["PORTUS_PUMA_DEPLOYMENT"] == "yes" || !packaging?
+gem "puma", "~> 4.3.12" if ENV["PORTUS_PUMA_DEPLOYMENT"] == "yes" || !packaging?
 
 # In order to create the Gemfile.lock required for packaging
 # meaning that it should contain only the production packages

play-with-docker/Portus/Gemfile.lock

@@ -190,6 +190,7 @@ GEM
     mysql2 (0.3.18)
     nenv (0.3.0)
     net-ldap (0.11)
+    nio4r (2.5.8)
     nokogiri (1.13.8)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
@@ -222,7 +223,8 @@ GEM
       activerecord (>= 3.0)
       i18n (>= 0.5.0)
       railties (>= 3.0.0)
-    puma (3.7.0)
+    puma (4.3.12)
+      nio4r (~> 2.0)
     pundit (1.0.1)
       activesupport (>= 3.0.0)
     quiet_assets (1.1.0)
@@ -427,7 +429,7 @@ DEPENDENCIES
   poltergeist
   pry-rails
   public_activity
-  puma (~> 3.7.0)
+  puma (~> 4.3.12)
   pundit
   quiet_assets
   rack-mini-profiler