updating stage in voltha-atesting pipeline

Change-Id: I239584f3a813b2e9a462459d2e9b6e8f62eb1fa3
diff --git a/jjb/pipeline/voltha-atest-provisioning.groovy b/jjb/pipeline/voltha-atest-provisioning.groovy
index 22da715..ece93fc 100755
--- a/jjb/pipeline/voltha-atest-provisioning.groovy
+++ b/jjb/pipeline/voltha-atest-provisioning.groovy
@@ -12,7 +12,7 @@
     stage ('Clean up') {
       steps {
         sh '''
-        rm -rf $WORKSPACE/
+        sudo rm -rf *
         sudo rm -rf /home/cord/cord*
         '''
       }
@@ -51,7 +51,7 @@
       }
     }
 
-    stage ('Start Provisioning Test') {
+    stage ('Start Voltha Test Suite') {
       steps {
         sh '''
         cd $WORKSPACE/cord/incubator/voltha/tests/atests/common/