[VOL-3690] Using openonu-adapter-go as default

Change-Id: I40304b662384734ca30568071c1ab5a442df6453
diff --git a/releases/voltha-2.3 b/releases/voltha-2.3
index f0b174f..8926dbf 100644
--- a/releases/voltha-2.3
+++ b/releases/voltha-2.3
@@ -17,7 +17,7 @@
 # kind-voltha's default which is 'master'.
 # Also we need to specify the tag for voltha/voltha-onos image since this is
 # not in the ONOS chart.
-export EXTRA_HELM_FLAGS="--set defaults.image_tag=null,images.onos.tag=4.0.2 "
+export EXTRA_HELM_FLAGS="--set defaults.image_tag=null,images.onos.tag=4.0.2,use_openonu_adapter_go=false "
 
 # In voltha-2.3 multiple BBSim beployment were namend bbsim, bbsim1, bbsim2..
 # In master we made the names consistent bbsim0, bbsim1, ...