Rakefile in estella-0.3.0 vs Rakefile in estella-2.0.0

@@ -11,6 +11,6 @@
 end
 
 require 'rubocop/rake_task'
 RuboCop::RakeTask.new(:rubocop)
 
-task default: [:rubocop, :spec]
+task default: %i[rubocop spec]