exe/testunit-queue in test-queue-0.7.0 vs exe/testunit-queue in test-queue-0.8.0

@@ -1,7 +1,8 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
 
-$LOAD_PATH.unshift File.expand_path("../lib", __dir__)
+$LOAD_PATH.unshift File.expand_path('../lib', __dir__)
 
 require 'test_queue'
 require 'test_queue/runner/testunit'
 
 TestQueue::Runner::TestUnit.new.execute