Rakefile in asciidoctor-bibliography-0.2.1 vs Rakefile in asciidoctor-bibliography-0.3.0

@@ -1,6 +1,6 @@
-require 'bundler/gem_tasks'
-require 'rspec/core/rake_task'
+require "bundler/gem_tasks"
+require "rspec/core/rake_task"
 
 RSpec::Core::RakeTask.new(:spec)
 
 task default: :spec