VOL-2768 Fix pipeline error

Change-Id: I86315bb392a6deb118c99a5d4198d6ccb176da29
diff --git a/jjb/pipeline/voltha-go-multi-tests.groovy b/jjb/pipeline/voltha-go-multi-tests.groovy
index 5bff2c4..d95f23b 100644
--- a/jjb/pipeline/voltha-go-multi-tests.groovy
+++ b/jjb/pipeline/voltha-go-multi-tests.groovy
@@ -93,6 +93,7 @@
            ./log-collector.sh > /dev/null &
            ./log-combine.sh > /dev/null &
 
+           for i in \$(seq 1 ${testRuns})
            do
              make -C $WORKSPACE/voltha-system-tests ${makeTarget}
              echo "Completed run: \$i"