ERROR: com.alibaba.druid.pool.DruidAbstractDataSource - maxIdle is deprecated

ERROR: com.alibaba.druid.pool.DruidAbstractDataSource - maxIdle is deprecated
启动项目的时候发现打印该日志，经查证发现maxIdle属性被忽略(过时的)，说明maxIdle已经被替代了，用maxActive和minIdle来表示数据库连接池的maxPoolSize和minPoolSize.

参考：https://blog.csdn.net/jueshengtianya/article/details/49759329
https://blog.csdn.net/weixin_42323802/article/details/82594329
https://blog.csdn.net/jueshengtianya/article/details/50522610