fix endpoint response to avoid msg redelivery

Author: rafaeltuelho

apps/eventinghello/src/main/java/com/redhat/developers/LoggerResource.java

@@ -2,6 +2,7 @@
 
 import java.util.Map;
 import java.util.logging.Logger;
+
 import javax.ws.rs.Consumes;
 import javax.ws.rs.GET;
 import javax.ws.rs.POST;
@@ -51,7 +52,7 @@ public Response eventingEndpoint(@Context HttpHeaders httpHeaders,
 
         LOGGER.info("POST:" + cloudEventJSON);
 
-        return Response.status(Status.OK).entity("{\"hello\":\"world\"}")
+        return Response.status(Status.OK)//.entity("{\"hello\":\"world\"}")
                 .build();
     }