Fix set rw-core tag to 3.6.4 for Berlin lab deployment

Signed-off-by: Cristina de Francisco <cristina.defrancisco@bisdn.de>
Change-Id: I2f99ea80c02a851cce507c88843bf0933234d20d
diff --git a/kubernetes-configs/voltha/berlin-community-pod-1-gpon.yml b/kubernetes-configs/voltha/berlin-community-pod-1-gpon.yml
index 7a697d7..c0170f1 100644
--- a/kubernetes-configs/voltha/berlin-community-pod-1-gpon.yml
+++ b/kubernetes-configs/voltha/berlin-community-pod-1-gpon.yml
@@ -25,9 +25,12 @@
 
 individualOpenFlowNodePorts: true
 
-images:
-  rw_core:
-    tag: "3.6.4"
+voltha:
+  images:
+    rw_core:
+      tag: "3.6.4"
+
+#images
 #  onos:
 #    repository: "andreacampanella/voltha-onos"
 #    tag: "olt-required-drivers"