Remove comment about report_auth_info

This module isn't using report_auth_info, so this comment is no
longer needed.

Author: wchen-r7

modules/post/windows/gather/credentials/filezilla_server.rb

@@ -199,8 +199,6 @@ def get_filezilla_creds(paths)
     end
     # report the goods!
     if config['admin_port'] == "<none>"
-      #if report_auth_info executes with admin_port equal to "<none>"
-      #the module will crash with an error.
       vprint_status("(No admin information found.)")
     else
       service_data = {