Build failed.

- release-openstack-python http://logs.openstack.org/0d/0db66afc087ac13d432323adde9daf3102bab2b1/releas... : SUCCESS in 8m 24s - announce-release http://logs.openstack.org/0d/0db66afc087ac13d432323adde9daf3102bab2b1/releas... : SUCCESS in 4m 21s - propose-update-constraints http://logs.openstack.org/0d/0db66afc087ac13d432323adde9daf3102bab2b1/releas... : SUCCESS in 4m 29s - trigger-readthedocs-webhook http://logs.openstack.org/0d/0db66afc087ac13d432323adde9daf3102bab2b1/releas... : FAILURE in 1m 43s