Deckhand's integration job relies on OpenStack-Helm-Infra to deploy
Kubernetes using Kubeadm. Since [0] was merged, Calico requires AppArmor
to be deployed. This commit adds the same role to deploy AppArmor that
exists in OpenStack-Helm-Infra to prevent inadvertent gate failures.
[0] https://review.openstack.org/614805/
This also includes gate fix in https://review.openstack.org/#/c/627906/
because of a circular dependency; that change in question fixes
failing CI jobs for all non-integration jobs.
Change-Id: Ie3fb04ea0fbe0487ae743033315e2a4211248d32