Verify operation in glance

[Fritz Elfert]

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:
  At "4. Confirm upload of the image and validate attributes:", the command shown is
  "glance image-list", but the output shown below it is from "openstack image list".
- [ ] This is a doc addition request.
- [ ] I have a fix to the document that I can paste below including example: input and output.

If you have a troubleshooting or support issue, use the following resources:

 - Ask OpenStack: http://ask.openstack.org
 - The mailing list: http://lists.openstack.org
 - IRC: 'openstack' channel on Freenode

-----------------------------------
Release: on 2020-01-28 06:54:43
SHA: 0a0a39aa83cd64128e42be50983af52914595f2b
Source: https://opendev.org/openstack/glance/src/doc/source/install/verify.rst
URL: https://docs.openstack.org/glance/train/install/verify.html