Updated openstack/openstack
Project: openstack/nova  b43eabaa7f4db008f356d0c440bde8d84d6aea39

Add debug log for availability zone filter

Sometimes operator need information why the host doesn't pass
the check of scheduler, this patch adds information for available
zone filter if the host doesn't belong to required available zone
and modify the logic a little to make it less nested.

Change-Id: Icb45182fa58d69e7c5e3a77ea31eddc492ac46ec
Partial-Bug: #1301830