Fix for helm panic due to empty list, always comment images if empty

Change-Id: Ic316233ed10cd91ba6308e79afaaecfc81348f19
diff --git a/kubernetes-configs/voltha/flex-ocp-cord.yml b/kubernetes-configs/voltha/flex-ocp-cord.yml
index 21f08a9..154331b 100644
--- a/kubernetes-configs/voltha/flex-ocp-cord.yml
+++ b/kubernetes-configs/voltha/flex-ocp-cord.yml
@@ -20,7 +20,7 @@
 onosApiPort: 30120
 onosOfPort: 31653
 
-images:
+#images:
 #  onos:
 #    repository: voltha/voltha-onos@sha256
 #    tag: 9f781ace4c6f4bf3b2e5ff9cb9f26aa4b328284da1d6b6523636dca1375d7666
diff --git a/kubernetes-configs/voltha/onf-demo-pod.yml b/kubernetes-configs/voltha/onf-demo-pod.yml
index 4aceda3..60e5020 100644
--- a/kubernetes-configs/voltha/onf-demo-pod.yml
+++ b/kubernetes-configs/voltha/onf-demo-pod.yml
@@ -20,7 +20,7 @@
 onosApiPort: 30120
 onosOfPort: 31653
 
-images:
+#images:
 #  onos:
 #    repository: voltha/voltha-onos@sha256
 #    tag: 6f23767b85a6515bc465c4678c945d194551dd27abe2cf1b926a524b5e9eb3e6