SEBA-169 Identify producer of events

Change-Id: I639d74b3eaaf5c4be8f50ca574442ba5dc6b611e
diff --git a/xos/synchronizer/pull_steps/pull_pods.py b/xos/synchronizer/pull_steps/pull_pods.py
index 047fb10..89c970b 100644
--- a/xos/synchronizer/pull_steps/pull_pods.py
+++ b/xos/synchronizer/pull_steps/pull_pods.py
@@ -219,7 +219,8 @@
             return
 
         event = {"status": status,
-                 "name": xos_pod.name}
+                 "name": xos_pod.name,
+                 "producer": "k8s-sync"}
 
         if xos_pod.id:
             event["kubernetesserviceinstance_id"] = xos_pod.id