Comment 6 for bug 1882049

Reviewed: https://review.opendev.org/735037
Committed: https://git.openstack.org/cgit/openstack/watcher/commit/?id=6e1be3cca4f725e5e4bac5e600de6179a1cfb9bc
Submitter: Zuul
Branch: stable/ussuri

commit 6e1be3cca4f725e5e4bac5e600de6179a1cfb9bc
Author: licanwei <email address hidden>
Date: Thu Jun 4 16:45:01 2020 +0800

    Compatible with old scope format

    Scope format changed from old to new after bp cdm-scoping.

    old format:
      - availability_zones:
        - name: nova
      - host_aggregates:
        - id: 1
        - name: agg
      - exclude:
        - compute_nodes:
          - name: w012

    new format:
    - compute:
      - availability_zones:
        - name: nova
      - host_aggregates:
        - id: 1
        - name: agg
      - exclude:
        - compute_nodes:
          - name: w012

    Change-Id: I2b5cd4d1cee19f5588e4d2185eb074343fff1187
    Closed-Bug: #1882049
    (cherry picked from commit 4a1915bec4c53f6aa893e649d14cd7106a983817)