Gemfile in fluent-plugin-splunk-hec-1.1.2 vs Gemfile in fluent-plugin-splunk-hec-1.2.0

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 
 group :test do
   gem 'simplecov', require: false
 end