Removing custom ONOS image from scale jobs

Change-Id: Ia811393ebe38f500c47951bce8e5c760b794220f
diff --git a/jjb/voltha-scale.yaml b/jjb/voltha-scale.yaml
index c066f08..00f7064 100644
--- a/jjb/voltha-scale.yaml
+++ b/jjb/voltha-scale.yaml
@@ -192,7 +192,7 @@
           withDhcp: true
           withIgmp: false
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true'
-          onosImg: andreacampanella/voltha-onos:app-update-sadis
+#          onosImg: andreacampanella/voltha-onos:app-update-sadis
           bbsimImg: matteoscandolo/bbsim:id-check
 
       - 'voltha-scale-measurements':
@@ -210,7 +210,7 @@
           withDhcp: false
           withIgmp: false
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true'
-          onosImg: andreacampanella/voltha-onos:app-update-sadis
+#          onosImg: andreacampanella/voltha-onos:app-update-sadis
           bbsimImg: matteoscandolo/bbsim:id-check
 
       - 'voltha-scale-measurements':
@@ -230,7 +230,7 @@
           onosReplicas: 3
           atomixReplicas: 3
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true'
-          onosImg: andreacampanella/voltha-onos:app-update-sadis
+#          onosImg: andreacampanella/voltha-onos:app-update-sadis
           bbsimImg: matteoscandolo/bbsim:id-check
 
       # multi-stack jobs
@@ -252,7 +252,7 @@
           withEapol: true
           withDhcp: true
           withIgmp: false
-          onosImg: andreacampanella/voltha-onos:app-update-sadis
+#          onosImg: andreacampanella/voltha-onos:app-update-sadis
 
       - 'voltha-scale-measurements':
           name: 'voltha-scale-measurements-master-10-stacks-2-16-32-dt-subscribers'
@@ -272,7 +272,7 @@
           withEapol: false
           withDhcp: false
           withIgmp: false
-          onosImg: andreacampanella/voltha-onos:app-update-sadis
+#          onosImg: andreacampanella/voltha-onos:app-update-sadis
 
       - 'voltha-scale-measurements':
           name: 'voltha-scale-measurements-master-10-stacks-2-16-32-tt-subscribers'
@@ -292,7 +292,7 @@
           withEapol: false
           withDhcp: true
           withIgmp: true
-          onosImg: andreacampanella/voltha-onos:app-update-sadis
+#          onosImg: andreacampanella/voltha-onos:app-update-sadis
 
       # voltha-2.6 Jobs
       - 'voltha-scale-measurements':