Comment 2 for bug 1816039

Reviewed: https://review.openstack.org/637312
Committed: https://git.openstack.org/cgit/openstack/tripleo-common/commit/?id=0d4e62238f82efa3925dc750c3a92aafffa65b04
Submitter: Zuul
Branch: master

commit 0d4e62238f82efa3925dc750c3a92aafffa65b04
Author: Emilien Macchi <email address hidden>
Date: Fri Feb 15 16:55:25 2019 -0500

    image-serve: add httpd_sys_content_t type to image_data_dir

    This type is needed so IPtables can read and write in the image-serve
    directory, apparently needed when building containers.
    Also fix the mode, to be quoted:
    https://docs.ansible.com/ansible/latest/modules/file_module.html#file-module

    Closes-Bug: #1816039
    Change-Id: Id4ed832f0bf5115f2f44d0b7b11c60d01d1e7b4c