Comment 3 for bug 1869777

Reviewed: https://review.opendev.org/716045
Committed: https://git.openstack.org/cgit/starlingx/fault/commit/?id=b70b9b5220940325844f4fb19d6e8a13c5e5bb1a
Submitter: Zuul
Branch: master

commit b70b9b5220940325844f4fb19d6e8a13c5e5bb1a
Author: Gerry Kopec <email address hidden>
Date: Mon Mar 30 14:43:36 2020 -0400

    Fix stestr version so py27 tox can pass

    stestr was upgraded to 3.0.0 on Mar. 26 and it does not support py27.
    Update test requirements accordingly so py27 tests will use earlier version.

    Change-Id: Ia481a4609d81ad4d225aeb6ec3ab0cc3a9e18ae5
    Closes-Bug: 1869777
    Signed-off-by: Gerry Kopec <email address hidden>