graphql_controller.erb in graphql-2.1.1

- old
+ new

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 <% module_namespacing_when_supported do -%>
 class GraphqlController < ApplicationController
   # If accessing from outside this domain, nullify the session
   # This allows for outside API access while preventing CSRF attacks,
   # but you'll have to authenticate your user separately