CORD-1483 add dpdk and perf related keys to nova flavors

Change-Id: I314e449199706be18846eb6e37f189209147c959
diff --git a/deploy-openstack-playbook.yml b/deploy-openstack-playbook.yml
index 68d28cb..5cf3b8a 100644
--- a/deploy-openstack-playbook.yml
+++ b/deploy-openstack-playbook.yml
@@ -28,3 +28,7 @@
     - juju-setup
     - juju-finish
 
+- name: Configure Nova with DPDK-enabled flavors
+  hosts: head
+  roles:
+    - { role: setup-nova-dpdk, when: enable_dpdk | default(False) }