transport buffer flag fix

Signed-off-by: eantwuh <antal.wu-hen-chang@ericsson.com>
diff --git a/src/EPTF_MQTT_LocalTransport_Functions.ttcn b/src/EPTF_MQTT_LocalTransport_Functions.ttcn
index a2af890..70954db 100644
--- a/src/EPTF_MQTT_LocalTransport_Functions.ttcn
+++ b/src/EPTF_MQTT_LocalTransport_Functions.ttcn
@@ -626,7 +626,7 @@
       pl_remotePort := pl_remPort,
       pl_msg := pl_msg,
       pl_result := v_res,
-      pl_needBuffering := true
+      pl_needBuffering := false
     );
 
     if (ispresent(v_res.errorCode))