Fixing missing parenthesis in the dt.groovy file

Change-Id: I45f2959615e7cb999fd8e3522ccc36b88b04d2eb
diff --git a/jjb/pipeline/voltha-dt-physical-functional-tests.groovy b/jjb/pipeline/voltha-dt-physical-functional-tests.groovy
index 308b1ab..f879b64 100644
--- a/jjb/pipeline/voltha-dt-physical-functional-tests.groovy
+++ b/jjb/pipeline/voltha-dt-physical-functional-tests.groovy
@@ -106,6 +106,7 @@
         make -C $WORKSPACE/voltha/voltha-system-tests voltha-test || true
         """
       }
+    }
   }
   post {
     always {