Multiple minor fixes and corrections

This PR does the following

Playbooks

Fixes example autoregister.yml and variables.yml to support BUILD_COMMANDS.exec as a specific user
Replace hardcoded ansible-playbook paths with env based shebang
Replace playbooks openbsd_pkg with pkg_add, ansible seems to mess up the command every other release
Replace include: references with include_tasks:
Add missing syslogd flags on mui playbook
Update ICU version on playbooks

Update mui translations to include yii* so that we dont crash on missing translation categories
Remove an extra php closing tag from backend _target_instances-tab.php
Correct the behavior or hide_timezone on frontend fixes #1188
Dont display discord action on news if webhook is not defined fixes #1185
Add support for markdown to the target metadata
Hide VIP from target card when all_players_vip flag is set
Reduce css z-index on dropdown menus to avoid having them on top of sweetalerts
remove only VIP from target actions
Make writeups and their rankings configurable fixes #1187
Make country rankings configurable fixes #1186
When teams are disabled dont display their leaderboards fixes #1184
Add flag to disable individual player leaderboards fixes #1179