Added device_teardown flag in TT multi-uni job pipeline

Change-Id: Id5e3c1511643d31671823b401e55835a04d091f0
diff --git a/jjb/pipeline/voltha/master/voltha-tt-physical-functional-tests.groovy b/jjb/pipeline/voltha/master/voltha-tt-physical-functional-tests.groovy
index 7ed2c37..d738ba3 100644
--- a/jjb/pipeline/voltha/master/voltha-tt-physical-functional-tests.groovy
+++ b/jjb/pipeline/voltha/master/voltha-tt-physical-functional-tests.groovy
@@ -143,11 +143,15 @@
       }
       steps {
         sh """
+        device_teardown=True
+        if [ ${params.enableMultiUni} = true ]; then
+           device_teardown=False
+        fi
         mkdir -p $ROBOT_LOGS_DIR
         if ( ${powerSwitch} ); then
-             export ROBOT_MISC_ARGS="--removekeywords wuks -i functionalTT -i PowerSwitch -i sanityTT -i sanityTT-MCAST -e bbsim -e notready -d $ROBOT_LOGS_DIR -v POD_NAME:${configFileName} -v KUBERNETES_CONFIGS_DIR:$WORKSPACE/${configBaseDir}/${configKubernetesDir} -v container_log_dir:$WORKSPACE -v OLT_ADAPTER_APP_LABEL:${oltAdapterAppLabel}"
+             export ROBOT_MISC_ARGS="--removekeywords wuks -i functionalTT -i PowerSwitch -i sanityTT -i sanityTT-MCAST -e bbsim -e notready -d $ROBOT_LOGS_DIR -v teardown_device:\${device_teardown} -v POD_NAME:${configFileName} -v KUBERNETES_CONFIGS_DIR:$WORKSPACE/${configBaseDir}/${configKubernetesDir} -v container_log_dir:$WORKSPACE -v OLT_ADAPTER_APP_LABEL:${oltAdapterAppLabel}"
         else
-             export ROBOT_MISC_ARGS="--removekeywords wuks -i functionalTT -e PowerSwitch -i sanityTT -i sanityTT-MCAST -e bbsim -e notready -d $ROBOT_LOGS_DIR -v POD_NAME:${configFileName} -v KUBERNETES_CONFIGS_DIR:$WORKSPACE/${configBaseDir}/${configKubernetesDir} -v container_log_dir:$WORKSPACE -v OLT_ADAPTER_APP_LABEL:${oltAdapterAppLabel}"
+             export ROBOT_MISC_ARGS="--removekeywords wuks -i functionalTT -e PowerSwitch -i sanityTT -i sanityTT-MCAST -e bbsim -e notready -d $ROBOT_LOGS_DIR -v teardown_device:\${device_teardown} -v POD_NAME:${configFileName} -v KUBERNETES_CONFIGS_DIR:$WORKSPACE/${configBaseDir}/${configKubernetesDir} -v container_log_dir:$WORKSPACE -v OLT_ADAPTER_APP_LABEL:${oltAdapterAppLabel}"
         fi
         make -C $WORKSPACE/voltha-system-tests voltha-tt-test || true
         """