Mount nova-vol after restart

Related-Prod: PRODX-3456
Change-Id: If533b4baba7016673a0e3bb8ad3349c96389cdce
diff --git a/de/heat-templates/scripts/instance_boot.sh b/de/heat-templates/scripts/instance_boot.sh
index 3c20313..83659c1 100644
--- a/de/heat-templates/scripts/instance_boot.sh
+++ b/de/heat-templates/scripts/instance_boot.sh
@@ -244,6 +244,7 @@
 [Install]
 WantedBy=local-fs.target
 EOF
+        systemctl enable setup-loopback-loop0
         systemctl start setup-loopback-loop0
         #adding short sleep to give time for service to start
         sleep 3