Merge pull request #14 from emilyh315/patch-2

Edit control "cis-docker-benchmark-3.4"

Author: atomic111

controls/docker_level1.rb

@@ -213,7 +213,7 @@
   ref 'https://github.com/YungSang/fedora-atomic-packer/blob/master/oem/docker.socket'
   ref 'https://daviddaeschler.com/2014/12/14/centos-7rhel-7-and-docker-containers-on-boot/'
 
-  describe file(docker.path) do
+  describe file(docker.socket) do
     it { should exist }
     it { should be_file }
     it { should be_readable.by('owner') }