New zuulv3 syntax for nodepoolv3.yaml
New zuulv3 syntax for nodepoolv3.yaml

We recently merged a large change to nodepool.yaml syntax, update ours
to match.

Change-Id: I2abef817e98f30a799c74ba0bb7f67d179761206
Signed-off-by: Paul Belanger <e7139c8e6c4ea75cc1c287ce081b2dc0f3ab39ec@redhat.com>

openstack-infra/project-config,openstack-infra/project-config