wrong link of gabbits

[lei zhang]

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: The "gabbits" url is incorrect at https://docs.openstack.org/placement/latest/#rest-api
- [ ] This is a doc addition request.
- [x] I have a fix to the document that I can paste below including example: input and output.
The correct is http://git.openstack.org/cgit/openstack/placement/tree/placement/tests/functional/gabbits
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-----------------------------------
Release: 0.0.1.dev10886 on 2018-11-19 19:26:28
SHA: 9d42491910e66ecd15767238bb617ed5984283f2
Source: https://git.openstack.org/cgit/openstack/placement/tree/doc/source/index.rst
URL: https://docs.openstack.org/placement/latest/

[lei zhang (zhang-lei)]

fix patch: https://review.openstack.org/628354

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/placement 1.0.0.0rc1 release candidate.