fix: only show active/available ARNs in server startup banner (#9392)

pkg/event/target/nsq.go

@@ -99,6 +99,11 @@ func (target *NSQTarget) ID() event.TargetID {
 	return target.id
 }
 
+// HasQueueStore - Checks if the queueStore has been configured for the target
+func (target *NSQTarget) HasQueueStore() bool {
+	return target.store != nil
+}
+
 // IsActive - Return true if target is up and active
 func (target *NSQTarget) IsActive() (bool, error) {
 	if target.producer != nil {