VOL-2783 Improve job cleanup step

Change-Id: I27155add50a1e2606ceea32190697d3e8901581f
diff --git a/jjb/pipeline/voltha-go-tests.groovy b/jjb/pipeline/voltha-go-tests.groovy
index c70f0ab..38efb38 100644
--- a/jjb/pipeline/voltha-go-tests.groovy
+++ b/jjb/pipeline/voltha-go-tests.groovy
@@ -66,6 +66,7 @@
         sh """
            cd $HOME
            [ -d kind-voltha ] || git clone https://github.com/ciena/kind-voltha.git
+           rm -rf $HOME/kind-voltha/scripts/logger
            cd $HOME/kind-voltha
            git pull
            """