solidus_sample.gemspec in solidus_sample-2.5.2 vs solidus_sample.gemspec in solidus_sample-2.6.0.rc1

@@ -1,5 +1,6 @@
-# encoding: UTF-8
+# frozen_string_literal: true
+
 require_relative '../core/lib/spree/core/version.rb'
 
 Gem::Specification.new do |s|
   s.platform    = Gem::Platform::RUBY
   s.name        = 'solidus_sample'