VOL-629: Change name of consul service to 'vconsul'.

This avoids conflicts with other services named consul in some environments

Change-Id: If42119a57d01cf441df8e1ca92c1043923f59c03
diff --git a/compose/docker-compose-netconf-swarm.yml b/compose/docker-compose-netconf-swarm.yml
index 140c8c4..091ea79 100644
--- a/compose/docker-compose-netconf-swarm.yml
+++ b/compose/docker-compose-netconf-swarm.yml
@@ -26,7 +26,7 @@
     entrypoint:
       - /netconf/netconf/main.py
       - -v
-      - --consul=consul:8500
+      - --consul=vconsul:8500
       - --fluentd=fluentd:24224
       - --grpc-endpoint=voltha:50555
       - --instance-id-is-container-name