Set explisit mysql-wsrep package name for zabbix

So as there is trend to support wsrep mysql package only and
seems that normal package works not so good, so I set wsrep
install for zabbix explicitly.

Change-Id: I87e62a34d7cbc572cc1f9ec6baded1404c76f0e3
Closes-Bug: #1368151
Merge "Set explisit mysql-wsrep package name for zabbix" into stable/5.1