This change also simplifies tests.yaml with yaml reference anchors/aliases. The test sections are updated to de-duplicate much of the testing config. This reduces tests.yaml to having a single shared exclude-list and reduces the duplication among include-lists.
Depends-On: https://github.com/openstack-charmers/zaza-openstack-tests/pull/1167
This change also simplifies tests.yaml with yaml reference anchors/aliases. The test sections are updated to de-duplicate much of the testing config. This reduces tests.yaml to having a single shared exclude-list and reduces the duplication among include-lists.