Update defaults for mininet and ponsimv2 charts

Change-Id: I750dcf7edee64a23292227bab44a3d977f43e0b9
diff --git a/ponsimv2/values.yaml b/ponsimv2/values.yaml
index 045644d..80e977b 100644
--- a/ponsimv2/values.yaml
+++ b/ponsimv2/values.yaml
@@ -39,4 +39,5 @@
 numOlts: 1
 numOnus: 1
 # legacyPonsim == true means that we are using voltha-1.6
-legacyPonsim: true
+bandwidthProfile: true
+legacyPonsim: false