Zabbix

.........T [ZBXNEXT-6065] Added SolarWinds ServiceDesk webhook

* commit '76a065ba9684897d201c3786c848b6c206103d14':
  .........T [ZBXNEXT-6065] Updated "Solarwinds" to "SolarWinds Service Desk"
  .........T [ZBXNEXT-6065] README.md edited
  .........T [ZBXNEXT-6065] Added readme
  .........T [ZBXNEXT-6065] fixed error message typo
  .........T [ZBXNEXT-6065] added validation of alert_message field for update operations
  .........T [ZBXNEXT-6065] Added SolarWinds webhook xml and changelog entry