Making RabbitMQ test less flaky

Author: eyalkoren

apm-agent-plugins/apm-rabbitmq/apm-rabbitmq-spring/src/test/java/co/elastic/apm/agent/rabbitmq/AbstractAsyncRabbitMqTest.java

@@ -47,7 +47,7 @@ public void verifyThatTransactionWithSpanCreated() throws TimeoutException {
         logger.info("Trying to send to async rabbit template");
         ListenableFuture<String> future = asyncRabbitTemplate.convertSendAndReceive(TOPIC_EXCHANGE_NAME, TestConstants.ROUTING_KEY, MESSAGE);
         try {
-            String response = future.get(500, TimeUnit.MILLISECONDS);
+            String response = future.get(5, TimeUnit.SECONDS);
             logger.info("Got response = {}", response);
         } catch (ExecutionException | InterruptedException e) {
             logger.error("Got exception", e);