Removing custom images after merging of ONOS port status fix

Change-Id: I9708e04f39de604fb440b8f262488e490e42ec00
diff --git a/jjb/voltha-scale.yaml b/jjb/voltha-scale.yaml
index 7ac47c0..16246f0 100644
--- a/jjb/voltha-scale.yaml
+++ b/jjb/voltha-scale.yaml
@@ -27,7 +27,6 @@
           openonuAdapterReplicas: 1
           openonuAdapterImg: voltha/voltha-openonu-adapter-go:master
           extraHelmFlags: '--set use_openonu_adapter_go=true'
-          onosImg: andreacampanella/voltha-onos:olt-meter-removal-master
 
       - 'voltha-scale-measurements':
           name: 'voltha-openonu-go-scale-measurements-master-1-16-32-att-subscribers'
@@ -44,7 +43,6 @@
           withIgmp: false
           openonuAdapterReplicas: 1
           openonuAdapterImg: voltha/voltha-openonu-adapter-go:master
-          onosImg: andreacampanella/voltha-onos:olt-meter-removal-master
           extraHelmFlags: '--set use_openonu_adapter_go=true,authRetry=true,dhcpRetry=true'
 
       # this job will be used to test custom images without disrupting tests on master
@@ -82,7 +80,6 @@
           withDhcp: true
           withIgmp: false
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true'
-          onosImg: andreacampanella/voltha-onos:olt-meter-removal-master
 
       - 'voltha-scale-measurements':
           name: 'voltha-scale-measurements-master-1-16-32-tt-subscribers'
@@ -99,7 +96,6 @@
           withDhcp: true
           withIgmp: true
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true'
-          onosImg: andreacampanella/voltha-onos:olt-meter-removal-master
 
       - 'voltha-scale-measurements':
           name: 'voltha-scale-measurements-master-1-16-32-dt-subscribers'
@@ -132,7 +128,6 @@
           withDhcp: true
           withIgmp: false
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true'
-          onosImg: andreacampanella/voltha-onos:olt-meter-removal-master
 
       - 'voltha-scale-measurements':
           name: 'voltha-scale-measurements-master-2-16-32-dt-subscribers'
@@ -149,7 +144,6 @@
           withDhcp: false
           withIgmp: false
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true'
-          onosImg: andreacampanella/voltha-onos:olt-meter-removal-master
 
       - 'voltha-scale-measurements':
           name: 'voltha-scale-measurements-master-2-16-32-tt-subscribers'
@@ -169,7 +163,6 @@
           onosReplicas: 3
           atomixReplicas: 3
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true'
-          onosImg: andreacampanella/voltha-onos:olt-meter-removal-master
 
       # voltha-2.5 Jobs
       - 'voltha-scale-measurements':