spring-session-data-redis解决多redis的问题

1：参考这篇文章就好了

https://github.com/yugabyte/redis-code-samples/blob/69fe87302de0c9524036c8476cbc5ed90e988165/spring-session/spring-session-data-redis/src/test/java/org/springframework/session/data/redis/config/annotation/web/http/RedisHttpSessionConfigurationTests.java