Reverting to using voltha-onos master instead of custom test versions

Change-Id: Id9768bc1f938f05b53dc20ad93e7be86c5f6991d
diff --git a/kubernetes-configs/voltha/tucson-pod-DT.yml b/kubernetes-configs/voltha/tucson-pod-DT.yml
index d8da074..2de7dd4 100644
--- a/kubernetes-configs/voltha/tucson-pod-DT.yml
+++ b/kubernetes-configs/voltha/tucson-pod-DT.yml
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # This file can be used to override values in kind-voltha's minimal-values.yaml
-images:
-  onos:
-    repository: "andreacampanella/voltha-onos"
-    tag: "olt-required-drivers"
+#images:
+#  onos:
+#    repository: "andreacampanella/voltha-onos"
+#    tag: "olt-required-drivers"