Purge protobuf java 2.5.0 dependency

On master branch, we have removed the hbase-protocol module so in general, we do not need to depend on protobuf 2.5.0 directl. Especially for hadoop 3.3.0, hadoop will not depend on 2.5.0 any more, we should make sure hbase do not introduce protobuf 2.5.0 too.