bin/check-redis-ping.rb in sensu-plugins-redis-3.1.1 vs bin/check-redis-ping.rb in sensu-plugins-redis-4.0.0

@@ -1,5 +1,6 @@
 #! /usr/bin/env ruby
+# frozen_string_literal: false
 
 #   <script name>
 #
 # DESCRIPTION:
 #   Runs Redis ping command to see if Redis is alive