Fixed varname case

Change-Id: I2ee76cb96c1f8a91873f4a9f7a26d75c6460cd50
diff --git a/jjb/pipeline/voltha/master/bbsim-tests.groovy b/jjb/pipeline/voltha/master/bbsim-tests.groovy
index 611c948..c8307bf 100644
--- a/jjb/pipeline/voltha/master/bbsim-tests.groovy
+++ b/jjb/pipeline/voltha/master/bbsim-tests.groovy
@@ -261,7 +261,7 @@
         } // if (teardown)
     } // stage('Deploy Voltha')
 
-    stage("Run test ${testTarget} on workflow ${workFlow}")
+    stage("Run test ${testTarget} on workflow ${workflow}")
     {
         sh """
         echo -e "\n** Monitor using mem_consumption.py ?"