Bump puma from 4.3.5 to 6.3.1 in /services/common-api

Bumps [puma](https://github.com/puma/puma) from 4.3.5 to 6.3.1.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v4.3.5...v6.3.1)

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

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

services/common-api/Gemfile

@@ -6,7 +6,7 @@ ruby '2.5.1'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 5.2.6'
 # Use Puma as the app server
-gem 'puma', '~> 4.3'
+gem 'puma', '~> 6.3'
 gem 'postgres-copy'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 # gem 'jbuilder', '~> 2.5'

services/common-api/Gemfile.lock

@@ -88,7 +88,7 @@ GEM
     minitest (5.14.4)
     msgpack (1.2.9)
     mustache (1.1.0)
-    nio4r (2.5.8)
+    nio4r (2.5.9)
     nokogiri (1.12.4)
       mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
@@ -100,7 +100,7 @@ GEM
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
-    puma (4.3.5)
+    puma (6.3.1)
       nio4r (~> 2.0)
     pundit (2.0.0.beta1)
       activesupport (>= 3.0.0)
@@ -211,7 +211,7 @@ DEPENDENCIES
   loofah (>= 2.2.3)
   postgres-copy
   pry
-  puma (~> 4.3)
+  puma (~> 6.3)
   pundit (= 2.0.0.beta1)
   rack (>= 2.0.6)
   rack-cors