Rakefile in freno-client-0.8.1 vs Rakefile in freno-client-0.8.2

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 require "bundler/gem_tasks"
 require "rake/testtask"
 require "rubocop/rake_task"
 
 Rake::TestTask.new(:test) do |t|