Revert timeout inscreases in STOMP tests

This change is not fixing tests but rather increasing their duration, so
we're reverting this change as a result.

Author: bclozel

spring-messaging/src/test/java/org/springframework/messaging/simp/stomp/ReactorNettyTcpStompClientTests.java

@@ -106,8 +106,8 @@ public void publishSubscribe() throws Exception {
 		ConsumingHandler consumingHandler2 = new ConsumingHandler(destination);
 		ListenableFuture<StompSession> consumerFuture2 = this.client.connect(consumingHandler2);
 
-		assertThat(consumingHandler1.awaitForSubscriptions(10000)).isTrue();
-		assertThat(consumingHandler2.awaitForSubscriptions(10000)).isTrue();
+		assertThat(consumingHandler1.awaitForSubscriptions(5000)).isTrue();
+		assertThat(consumingHandler2.awaitForSubscriptions(5000)).isTrue();
 
 		ProducingHandler producingHandler = new ProducingHandler();
 		producingHandler.addToSend(destination, "foo1");

spring-messaging/src/test/java/org/springframework/messaging/simp/stomp/StompBrokerRelayMessageHandlerIntegrationTests.java

@@ -254,7 +254,7 @@ public void publishEvent(Object event) {
 		}
 
 		public void expectBrokerAvailabilityEvent(boolean isBrokerAvailable) throws InterruptedException {
-			BrokerAvailabilityEvent event = this.eventQueue.poll(40000, TimeUnit.MILLISECONDS);
+			BrokerAvailabilityEvent event = this.eventQueue.poll(20000, TimeUnit.MILLISECONDS);
 			assertThat(event).as("Times out waiting for BrokerAvailabilityEvent[" + isBrokerAvailable + "]").isNotNull();
 			assertThat(event.isBrokerAvailable()).isEqualTo(isBrokerAvailable);
 		}