Update patch set 4
Patch Set 4: Verified+2
Build succeeded (gate pipeline).
- openstack-tox-pep8 https://zuul.opendev.org/t/openstack/build/971709a51dda44d9bcda4511b7d42b9e : SUCCESS in 4m 16s
- openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/ed783a716eae49ab865b0d454661009f : SUCCESS in 4m 35s
- openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d94977fdcccd4dc49d3f301e1599f413 : SUCCESS in 5m 16s
- openstack-tox-lower-constraints https://zuul.opendev.org/t/openstack/build/aa91ae66aa7241b38a7191cd61380902 : SUCCESS in 4m 50s
- openstack-tox-docs https://zuul.opendev.org/t/openstack/build/9a7feec0ac674d4d86cc4ccfacd11934 : SUCCESS in 5m 04s
Patch-set: 4
Tag: autogenerated:zuul:gate
Reviewer: Gerrit User 22348 <22348@4a232e18-c5a9-48ee-94c0-e04e7cca6543>
Label: Verified=+2
Label: SUBM=+1
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