Try to stabilise Cassandra tests by increasing request timeout

Closes gh-25146

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/data/cassandra/CassandraDataAutoConfigurationIntegrationTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 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.
@@ -59,7 +59,7 @@ class CassandraDataAutoConfigurationIntegrationTests {
 					"spring.data.cassandra.contact-points:" + cassandra.getHost() + ":"
 							+ cassandra.getFirstMappedPort(),
 					"spring.data.cassandra.local-datacenter=datacenter1", "spring.data.cassandra.read-timeout=20s",
-					"spring.data.cassandra.connect-timeout=10s")
+					"spring.data.cassandra.connect-timeout=10s", "spring.data.cassandra.request.timeout=10s")
 			.withInitializer((context) -> AutoConfigurationPackages.register((BeanDefinitionRegistry) context,
 					City.class.getPackage().getName()));