Failed instances-related OSTF tests on deployment of ceph_rados_gw

[Kyrylo Romanenko]

Failed build link: https://ci.fuel-infra.org/job/11.0-community.main.ubuntu.bvt_2/577

Fuel-qa test:
Deploy ceph HA with RadosGW for objects

        Scenario:
            1. Create cluster with Neutron
            2. Add 3 nodes with controller role
            3. Add 3 nodes with compute and ceph-osd role
            4. Deploy the cluster
            5. Check ceph status
            6. Run OSTF tests
            7. Check the radosgw daemon is started

        Duration 90m
        Snapshot ceph_rados_gw

Failed OSTF testsL
AssertionError: Failed 3 OSTF tests; should fail 0 tests. Names of failed tests:
  - Create volume and attach it to instance (failure) Failed to get to expected status. In error state. Please refer to OpenStack logs for more details.
  - Launch instance (failure) Failed to get to expected status. In error state. Please refer to OpenStack logs for more details.
  - Launch instance, create snapshot, launch instance from snapshot (failure) Failed to get to expected status. In error state. Please refer to OpenStack logs for more details.