vitrage-dsvm-api-py35 CI job is not stable

[Ivan Kolodyazhny]

vitrage-dsvm-api-py35 job fails periodically with errors like http://logs.openstack.org/83/570483/3/gate/vitrage-dsvm-api-py35/87fd245/job-output.txt.gz#_2018-06-04_09_45_28_199896

[Idan Hefetz (idan-hefetz)]

There were quite a few changes regarding tempest stability, in the last days:
https://review.openstack.org/570374
https://review.openstack.org/570670
https://review.openstack.org/570329
https://review.openstack.org/570160
So this issue may have already been fixed, lets keep track if this recreates.

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/575442
Committed: https://git.openstack.org/cgit/openstack/vitrage-tempest-plugin/commit/?id=e802f1256600cb7021d45911c6f0fecd4f3369c2
Submitter: Zuul
Branch: master

commit e802f1256600cb7021d45911c6f0fecd4f3369c2
Author: Ifat Afek <email address hidden>
Date: Thu Jun 14 14:16:05 2018 +0000

    Fixed a bug that occasionally causes the tempest tests to fail

    test_compare_cli_vs_api_resource_list sometimes fails with an
    error regarding the neutron.port state.

    Change-Id: Ide6906ee477aa7df9ab0918d3b45a7001afdcf74
    Closes-Bug: #1776921
    Partial-Bug: #1774975