Rakefile in omniauth-oauth2-1.2.0 vs Rakefile in omniauth-oauth2-1.3.0

@@ -1,18 +1,18 @@
 #!/usr/bin/env rake
-require 'bundler/gem_tasks'
-require 'rspec/core/rake_task'
+require "bundler/gem_tasks"
+require "rspec/core/rake_task"
 
 RSpec::Core::RakeTask.new
 
 task :test => :spec
 
 begin
-  require 'rubocop/rake_task'
+  require "rubocop/rake_task"
   RuboCop::RakeTask.new
 rescue LoadError
   task :rubocop do
-    $stderr.puts 'RuboCop is disabled'
+    $stderr.puts "RuboCop is disabled"
   end
 end
 
 task :default => [:spec, :rubocop]