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

Change-Id: I9332e99b9b94838a8e3f10314640a40df317a4f9
diff --git a/tests/openonu-go-adapter/Voltha_ONUStateTests.robot b/tests/openonu-go-adapter/Voltha_ONUStateTests.robot
index 67f7b4c..e7b425c 100755
--- a/tests/openonu-go-adapter/Voltha_ONUStateTests.robot
+++ b/tests/openonu-go-adapter/Voltha_ONUStateTests.robot
@@ -46,8 +46,8 @@
 # Per-test logging on failure is turned off by default; set this variable to enable
 ${container_log_dir}    ${None}
 # KV Store Prefix
-# example: -v kvstoreprefix:voltha_voltha
-${kvstoreprefix}    voltha_voltha
+# example: -v kvstoreprefix:voltha/voltha_voltha
+${kvstoreprefix}    voltha/voltha_voltha
 # state to test variable, can be passed via the command line too, valid values: 1-6
 # 1 -> activating-onu
 # 2 -> starting-openomci