GH-8808: Upgrade to Smack 4.4.7

Fixes: #8808

Fix `ChatMessageInboundChannelAdapterParserTests` according to a new state of the library.
Looks like there is no more one more `StanzaListener` added to the `XMPPConnection`
internally by the library

build.gradle

@@ -106,7 +106,7 @@ ext {
     romeToolsVersion = '2.1.0'
     rsocketVersion = '1.1.4'
     servletApiVersion = '6.0.0'
-    smackVersion = '4.4.6'
+    smackVersion = '4.4.7'
     springAmqpVersion = '3.1.0'
     springDataVersion = '2023.1.0'
     springGraphqlVersion = '1.2.4'

spring-integration-xmpp/src/test/java/org/springframework/integration/xmpp/config/ChatMessageInboundChannelAdapterParserTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -82,7 +82,7 @@ public class ChatMessageInboundChannelAdapterParserTests {
 		assertThat(TestUtils.getPropertyValue(adapter, "payloadExpression.expression")).isEqualTo("#root");
 		adapter.start();
 		Map asyncRecvListeners = TestUtils.getPropertyValue(connection, "asyncRecvListeners", Map.class);
-		assertThat(asyncRecvListeners.size()).isEqualTo(6);
+		assertThat(asyncRecvListeners.size()).isEqualTo(5);
 		Object lastListener = asyncRecvListeners.values().stream().reduce((first, second) -> second).get();
 		assertThat(TestUtils.getPropertyValue(lastListener, "packetFilter")).isSameAs(stanzaFilter);
 		adapter.stop();