BBSIM cfg for etcd test

Change-Id: I64c65d808fe7193d152d40ce8cf68dcb10cb1dfd
diff --git a/jjb/pipeline/voltha-system-test-bbsim.groovy b/jjb/pipeline/voltha-system-test-bbsim.groovy
index 7c4ceba..b81f670 100644
--- a/jjb/pipeline/voltha-system-test-bbsim.groovy
+++ b/jjb/pipeline/voltha-system-test-bbsim.groovy
@@ -37,7 +37,8 @@
     WITH_BBSIM="y"
     DEPLOY_K8S="y"
     VOLTHA_LOG_LEVEL="DEBUG"
-    CONFIG_SADIS="y"
+    CONFIG_SADIS="external"
+    BBSIM_CFG="configs/bbsim-sadis-att.yaml"
     ROBOT_MISC_ARGS="-d $WORKSPACE/RobotLogs"
   }