Produce child to send camel results or failures directly to its parent (Producer Actor) instead of itself and then forward

(cherry picked from commit 9ef6f136b12fe158eb2fc234e755da2db0f5ae7a)

akka-camel/src/main/scala/akka/camel/Producer.scala

@@ -132,7 +132,7 @@ trait ProducerSupport extends Actor with CamelSupport {
     protected def produce(endpoint: Endpoint, processor: SendProcessor, msg: Any, pattern: ExchangePattern): Unit = {
       // Need copies of sender reference here since the callback could be done
       // later by another thread.
-      val producer = self
+      val producer = context.parent
       val originalSender = sender()
       val xchg = new CamelExchangeAdapter(endpoint.createExchange(pattern))
       val cmsg = CamelMessage.canonicalize(msg)