Using local clone of the helm-chart if the branch is not master

Change-Id: I0556518d74de12071ee567cfffa2ec528f3f9557
diff --git a/jjb/pipeline/voltha/master/bbsim-tests.groovy b/jjb/pipeline/voltha/master/bbsim-tests.groovy
index a67d32a..28f3e83 100644
--- a/jjb/pipeline/voltha/master/bbsim-tests.groovy
+++ b/jjb/pipeline/voltha/master/bbsim-tests.groovy
@@ -33,7 +33,7 @@
         }
 
         def localCharts = false
-        if (gerritProject == "voltha-helm-charts") {
+        if (gerritProject == "voltha-helm-charts" || branch != "master") {
           localCharts = true
         }