Recommended update for yast2-cluster

This update for yast2-cluster fixes the following issues:

- Add watchdog config to the default list. (bsc#1180424)
- Update the open ports to support pacemaker-remote, booth, corosync-qnetd. (bsc#1151687)
- Support use hostname in ring address. (bsc#1120815)

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Fixed bugs
bnc#1180424
crmsh and yast2-cluster bootstrap should include /etc/modules-load.d/watchdog.conf into csync2.cfg
bnc#1120815
yast cluster parses hostname with hyphens incorrectly when using unicast
bnc#1151687
Update firewall ports of SuSEfirewall2 and firewalld
Selected Binaries
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