Using default values in POD1 tech profile

Change-Id: I199974821170cde16653dcc3cb272edb15e49590
diff --git a/kubernetes-configs/onlab-pod1.yml b/kubernetes-configs/onlab-pod1.yml
index 0213d12..790a439 100644
--- a/kubernetes-configs/onlab-pod1.yml
+++ b/kubernetes-configs/onlab-pod1.yml
@@ -76,14 +76,10 @@
     tag: 'latest'
 volt:
   image:
-    repository: "10.90.0.101:30500/xosproject/volt-synchronizer"
-    tag: 'candidate'
-    # tag: 'master'
+    tag: 'master'
 rcord:
   image:
-    repository: "10.90.0.101:30500/xosproject/rcord-synchronizer"
-    tag: 'candidate'
-    #tag: 'master'
+    tag: 'master'
 
 # in base-kubernetes chart
 kubernetes: