Adding properties to the example

[Tim Bell]

- [ ] This doc is inaccurate in this way: ______
- [x] This is a doc addition request.
- [ ] I have a fix to the document that I can paste below including example: input and output.

It would be good to include the best practices properties for Windows in the example, such as

- os_distro=windows
- os_type=windows
- os_version=2012

-----------------------------------
Release: 0.9 on 2017-02-09 17:34
SHA: 3acebf4efb1b5138da143c4f7aac2d8ed7c57c06
Source: https://git.openstack.org/cgit/openstack/openstack-manuals/tree/doc/image-guide/source/windows-image.rst
URL: http://docs.openstack.org/image-guide/windows-image.html

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/436123

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/436123
Committed: https://git.openstack.org/cgit/openstack/openstack-manuals/commit/?id=cf252ea9acb1e2e30d3d0857eb7303eb973c74f0
Submitter: Jenkins
Branch: master

commit cf252ea9acb1e2e30d3d0857eb7303eb973c74f0
Author: MikeG451 <email address hidden>
Date: Mon Feb 20 17:50:27 2017 +0000

    Add best practices properties to MS Win image example

    Add properties to the Windows image example which are best practices:
    - Add os-distro
    - Add os-version
    - Revise os-variant to match other Windows values 8k > 12k

    Change-Id: Id829df0a83ac6d32191eb2f13f9873950f7f71a6
    Closes-bug: #1663330

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/openstack-manuals 15.0.0 release.