Quickstart: AIO in openstack-ansible

[DimGR]

This bug tracker is for errors with the documentation, use the following as a template and remove or add fields as you see fit. Convert [ ] into [x] to check boxes:

- [ x ] This doc is inaccurate in this way: After a reboot not only galera fails to start but also haproxy
- [ ] This is a doc addition request.
- [ ] I have a fix to the document that I can paste below including example: input and output.

i have documented it here:

https://bugs.launchpad.net/openstack-ansible/+bug/1819790

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Release: on 2019-02-27 13:31:30
SHA: af4ef51f1e53a5b5e5e99d690f32983859269c3b
Source: https://git.openstack.org/cgit/openstack/openstack-ansible/tree/doc/source/user/aio/quickstart.rst
URL: https://docs.openstack.org/openstack-ansible/latest/user/aio/quickstart.html