Reverting to use upstream voltha-onos 4.1.4 in 2.4

Change-Id: I8831cc752c97670df766a552b546dd118927389a
diff --git a/jjb/voltha-scale.yaml b/jjb/voltha-scale.yaml
index 7b240bc..d0c9795 100644
--- a/jjb/voltha-scale.yaml
+++ b/jjb/voltha-scale.yaml
@@ -230,7 +230,7 @@
           ofAgentImg: ''
           openoltAdapterImg: matteoscandolo/voltha-openolt-adapter:per-gem-lock
           openonuAdapterImg: ''
-          onosImg: andreacampanella/voltha-onos:eapol-retry
+          onosImg: ''
 
       - 'voltha-scale-measurements':
           name: 'voltha-scale-measurements-voltha-2.4-2-16-32-dt-subscribers'
@@ -257,7 +257,7 @@
           ofAgentImg: ''
           openoltAdapterImg: matteoscandolo/voltha-openolt-adapter:per-gem-lock
           openonuAdapterImg: ''
-          onosImg: andreacampanella/voltha-onos:eapol-retry
+          onosImg: ''
 
       # development pipeline
       - 'voltha-scale-measurements-dev':