Bump puma from 4.3.7 to 5.3.2 in /spec/integration/rails_5.2.4.1 (#887)

spec/integration/rails_5.2.4.1/Gemfile

@@ -6,7 +6,7 @@ gem 'rails', '~> 5.2.4', '>= 5.2.4.1'
 # Use sqlite3 as the database for Active Record
 gem 'sqlite3'
 # Use Puma as the app server
-gem 'puma', '~> 4.3'
+gem 'puma', '~> 5.3'
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 5.0'
 # Use Uglifier as compressor for JavaScript assets

spec/integration/rails_5.2.4.1/Gemfile.lock

@@ -109,7 +109,7 @@ GEM
     nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     public_suffix (4.0.6)
-    puma (4.3.7)
+    puma (5.3.2)
       nio4r (~> 2.0)
     rack (2.2.3)
     rack-test (1.1.0)
@@ -200,7 +200,7 @@ DEPENDENCIES
   coffee-rails (~> 4.2)
   jbuilder (~> 2.5)
   listen (>= 3.0.5, < 3.2)
-  puma (~> 4.3)
+  puma (~> 5.3)
   rails (~> 5.2.4, >= 5.2.4.1)
   sass-rails (~> 5.0)
   selenium-webdriver