[VOL-4590] Added support for enableMacLearning in TT bbsim jobs

Change-Id: I67d687b7cc579d065ce5f2019fd4f625442934c5
diff --git a/jjb/pipeline/voltha/master/bbsim-tests.groovy b/jjb/pipeline/voltha/master/bbsim-tests.groovy
index f039841..a164d55 100755
--- a/jjb/pipeline/voltha/master/bbsim-tests.groovy
+++ b/jjb/pipeline/voltha/master/bbsim-tests.groovy
@@ -73,6 +73,7 @@
             infraNamespace: infraNamespace,
             volthaNamespace: volthaNamespace,
             workflow: workflow.toLowerCase(),
+            withMacLearning: enableMacLearning,
             extraHelmFlags: localHelmFlags,
             localCharts: localCharts,
             bbsimReplica: olts.toInteger(),