Defaulting the profile to voltha/voltha_voltha, according to default-helm-charts

Change-Id: I9332e99b9b94838a8e3f10314640a40df317a4f9
diff --git a/tests/openonu-go-adapter/Voltha_ONUReconcileTests.robot b/tests/openonu-go-adapter/Voltha_ONUReconcileTests.robot
index e414ce3..010d05d 100755
--- a/tests/openonu-go-adapter/Voltha_ONUReconcileTests.robot
+++ b/tests/openonu-go-adapter/Voltha_ONUReconcileTests.robot
@@ -53,8 +53,8 @@
 # example: -v workflow:DT
 ${workflow}    ATT
 # KV Store Prefix
-# example: -v kvstoreprefix:voltha_voltha
-${kvstoreprefix}    voltha_voltha
+# example: -v kvstoreprefix:voltha/voltha_voltha
+${kvstoreprefix}    voltha/voltha_voltha
 # flag debugmode is used, if true timeout calculation various, can be passed via the command line too
 # example: -v debugmode:True
 ${debugmode}    False