drop custom tags, bring over onos tag from pod1

Change-Id: If8435e598a0154c36b7d185a9d2812d1e7f641a9
diff --git a/kubernetes-configs/onlab-pod2.yml b/kubernetes-configs/onlab-pod2.yml
index 4ba6884..1c726cc 100644
--- a/kubernetes-configs/onlab-pod2.yml
+++ b/kubernetes-configs/onlab-pod2.yml
@@ -2,21 +2,8 @@
 # SEBA Values
 
 images:
-  vcore:
-    repository: '10.90.0.120:30500/voltha/voltha-voltha'
-    tag: 'dev'
-
-volt:
-  image:
-    tag: 'master'
-
-att-workflow-driver:
-  image:
-    tag: 'master'
-
-image:
-  repository: '10.90.0.120:30500/voltha/voltha-bbsim'
-  tag: 'sleep'
+  onos:
+      tag: '1.13.5'
 
 application_logs: |
    log4j.logger.org.opencord.olt = TRACE