[VOL-4359] Added NAMESPACE and INFRA_NAMESPACE robot args to voltha-2.8 jobs

Change-Id: I88603ab175b91f860201aab4bcdf6f897696a047
diff --git a/jjb/pipeline/voltha/voltha-2.8/tucson-build-and-test.groovy b/jjb/pipeline/voltha/voltha-2.8/tucson-build-and-test.groovy
index 78a0f5e..7e7048f 100644
--- a/jjb/pipeline/voltha/voltha-2.8/tucson-build-and-test.groovy
+++ b/jjb/pipeline/voltha/voltha-2.8/tucson-build-and-test.groovy
@@ -312,6 +312,7 @@
           ROBOT_MISC_ARGS+="${robotDataplaneKeyword}"
         fi
 
+        ROBOT_MISC_ARGS+=" -v NAMESPACE:${volthaNamespace} -v INFRA_NAMESPACE:${infraNamespace}"
         make -C $WORKSPACE/voltha-system-tests ${makeTarget} || true
         """
       }