Appease rubocop.

features/support/helpers.rb

@@ -102,8 +102,6 @@ def run_jekyll(args)
 end
 
 #
-
-# rubocop:disable Metrics/AbcSize
 def run_in_shell(*args)
   p, output = Jekyll::Utils::Exec.run(*args)
 

lib/jekyll/utils/exec.rb

@@ -1,4 +1,4 @@
-require 'open3'
+require "open3"
 
 module Jekyll
   module Utils