fixing cord-kafka ip env var in att-wf test

Change-Id: If49e50920a8b6bfd0d982ea037290fe9433e65bc
diff --git a/src/test/cord-api/Tests/xos-att-workflow-driver-tests/ATT_Workflow.robot b/src/test/cord-api/Tests/xos-att-workflow-driver-tests/ATT_Workflow.robot
index 97befea..34f0f7c 100644
--- a/src/test/cord-api/Tests/xos-att-workflow-driver-tests/ATT_Workflow.robot
+++ b/src/test/cord-api/Tests/xos-att-workflow-driver-tests/ATT_Workflow.robot
@@ -11,7 +11,6 @@
 Test Template     Send Event and Verify
 
 *** Variables ***
-${cord_kafka}         cord-kafka
 ${server_ip}          xos-chameleon
 ${server_port}        9101
 ${subscriber_api}     /xosapi/v1/rcord/rcordsubscribers
@@ -67,6 +66,7 @@
 
 *** Keywords ***
 Setup
+    ${cord_kafka}=    Get Environment Variable    CORD_KAFKA_IP    cord-kafka
     Connect Producer    ${cord_kafka}:9092    onu.events
     Connect Producer    ${cord_kafka}:9092    authentication.events
     Connect Producer    ${cord_kafka}:9092    dhcp.events