authenticatable_test.rb in devise-4.4.0

- old
+ new

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 require 'test_helper'
 
 class AuthenticatableTest < ActiveSupport::TestCase
   test 'required_fields should be an empty array' do
     assert_equal Devise::Models::Validatable.required_fields(User), []