databases/mysqlwsrep56-server: upgrade 5.6.44-25.26 -> 5.6.45-25.27

PR: 240345
Submitted by: Teemu Ollakka <teemu.ollakka@galeracluster.com>
Relnotes: http://releases.galeracluster.com/mysql-wsrep-5.6.45-25.27/release-notes-mysql-wsrep-5.6.45-25.27.txt