VOL-1977 Modify back-to-back sanity test to use more ONUs

Change-Id: Ifc02109d4e4f090dde7de44afe6e8fd530cfd2d6
diff --git a/jjb/pipeline/voltha-go-multi-tests.groovy b/jjb/pipeline/voltha-go-multi-tests.groovy
index ed2107b..a562fd5 100644
--- a/jjb/pipeline/voltha-go-multi-tests.groovy
+++ b/jjb/pipeline/voltha-go-multi-tests.groovy
@@ -38,7 +38,7 @@
     VOLTHA_LOG_LEVEL="DEBUG"
     CONFIG_SADIS="n"
     EXTRA_HELM_FLAGS="${params.extraHelmFlags}"
-    ROBOT_MISC_ARGS="${params.extraRobotArgs} -d $WORKSPACE/RobotLogs -v teardown_device:False"
+    ROBOT_MISC_ARGS="${params.extraRobotArgs} -d $WORKSPACE/RobotLogs"
   }
   stages {
 
@@ -103,20 +103,6 @@
                # For testing multiple back-to-back runs
                # Doing some manual cleanup to work around known issues in BBSim and ONOS apps
 
-               OLT=\$( voltctl device list -f Type=openolt -q )
-               ONU=\$( voltctl device list -f Type=brcm_openomci_onu -q )
-
-               voltctl device disable \$OLT
-               wait_for_state_change OLT openolt DISABLED UNKNOWN REACHABLE
-               wait_for_state_change ONU brcm_openomci_onu ENABLED DISCOVERED UNREACHABLE
-
-               voltctl device disable \$ONU
-               wait_for_state_change ONU brcm_openomci_onu DISABLED UNKNOWN UNREACHABLE
-
-               voltctl device delete \$OLT
-
-               timeout 60 bash -c 'until voltctl device list -q | wc -l | grep -q 0; do echo "Waiting for all devices to be deleted"; voltctl device list; echo ""; sleep 5; done'
-
                helm delete --purge bbsim # VOL-2342
                helm delete --purge onos # VOL-2343, VOL-2363
                clear_etcd service/voltha/resource_manager