iso3166.rb in countries-5.1.0

- old
+ new

@@ -1,9 +1,8 @@
 # frozen_string_literal: true
 
 require 'yaml'
 require 'json'
-require 'i18n_data'
 
 require 'countries/kwarg_struct'
 require 'countries/configuration'
 require 'countries/data'
 require 'countries/structure'