Switch test to stable config property.

Author: christophstrobl

src/test/java/org/springframework/data/redis/connection/lettuce/LettuceReactiveClusterServerCommandsIntegrationTests.java

@@ -195,7 +195,7 @@ void getConfigShouldRespondCorrectly() {
 
 		connection.serverCommands().getConfig(NODE1, "*").as(StepVerifier::create) //
 				.consumeNextWith(properties -> {
-					assertThat(properties).containsEntry("databases", "16");
+					assertThat(properties).containsEntry("port", NODE1.getPort().toString());
 				}) //
 				.verifyComplete();
 	}

src/test/java/org/springframework/data/redis/connection/lettuce/LettuceReactiveServerCommandsIntegrationTests.java

@@ -201,8 +201,7 @@ void getConfigShouldRespondCorrectly() {
 
 			connection.serverCommands().getConfig("*").as(StepVerifier::create) //
 					.consumeNextWith(properties -> {
-						assertThat(properties).containsEntry("127.0.0.1:7379.databases", "16");
-
+						assertThat(properties).containsEntry("127.0.0.1:7379.port", "7379");
 					}) //
 					.verifyComplete();
 		} else {