SEBA-676 Enable multicast server/routing in Mininet

Change-Id: I044179c53a6dde218e1421c1cd9244c3d6ac96b5
diff --git a/mininet/values.yaml b/mininet/values.yaml
index f690227..b583914 100644
--- a/mininet/values.yaml
+++ b/mininet/values.yaml
@@ -50,3 +50,4 @@
 
 onosOpenflowSvc: "onos-openflow.default.svc.cluster.local"
 vlanMatchDepth: 1
+enableMulticast: false