Prevent default network from autostart

Remove default network completely

Change-Id: I4ce10aff5839ce1d8dc1c646891952cc20533b69
Related-Prod: PROD-26271
diff --git a/nova/compute.sls b/nova/compute.sls
index 358ff41..6103c14 100644
--- a/nova/compute.sls
+++ b/nova/compute.sls
@@ -531,10 +531,10 @@
 
 virsh net-undefine default:
   cmd.run:
-  - name: "virsh net-destroy default"
+  - name: "virsh net-destroy default; virsh net-undefine default"
   - require:
     - pkg: nova_compute_packages
-  - onlyif: "virsh net-list | grep default"
+  - onlyif: "virsh net-list --all --name |grep -w default"
 
 {{ compute.libvirt_service }}:
   service.running: