Revert "Adding ONOS APP update image"

This reverts commit 0f722637f28c0f9e9852712a5f4f2aa9436761e6.

Reason for revert: conflict with ETCD

Change-Id: Icfaab2bae5599253eaa91967add1ca2498fb64c3
diff --git a/kubernetes-configs/voltha/dt-berlin-pod-gpon.yml b/kubernetes-configs/voltha/dt-berlin-pod-gpon.yml
index dab427d..1aecd00 100644
--- a/kubernetes-configs/voltha/dt-berlin-pod-gpon.yml
+++ b/kubernetes-configs/voltha/dt-berlin-pod-gpon.yml
@@ -1,4 +1,4 @@
-# Copyright 2019-present Open Networking Foundation
+# Copyright 2019 Ciena Corporation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -64,7 +64,3 @@
 kafka_broker: 'voltha-kafka.voltha.svc.cluster.local:9092'
 pon_ports: 1
 onus_per_pon_port: 1
-
-image:
-  repository: "andreacampanella/voltha-onos"
-  tag: "app-update-sadis"