Though the CqlSession provided by the CassandraAutoConfiguration can be lazy, the configuration for data-cassandra triggers early bean instantiation. This PR uses changed API in the data-cassandra project to make use of the intended lazy bean initialization and therefore prevents the application from failing already at startup when cassandra might not (yet) be ready.

Requires: Upgrade to spring-data:2024.0.0-RC1 Depends on: spring-projects/spring-data-cassandra#1485