Merge pull request #5294 from dalehamel/master

Ensure directory exists before changing in popen

lib/gitlab/popen.rb

+require 'fileutils'
+
 module Gitlab
   module Popen
     def popen(cmd, path)
       vars = { "PWD" => path }
       options = { chdir: path }
 
+      unless File.directory?(path)
+        FileUtils.mkdir_p(path)
+      end
+
       @cmd_output = ""
       @cmd_status = 0
       Open3.popen3(vars, cmd, options) do |stdin, stdout, stderr, wait_thr|