Adjust Incident base class

Author: BastianLedererIcinga

library/Notifications/Model/Incident.php

@@ -7,10 +7,10 @@
 
 use DateTime;
 use Icinga\Module\Notifications\Common\Database;
+use Icinga\Module\Notifications\Common\Model;
 use ipl\Orm\Behavior\Binary;
 use ipl\Orm\Behavior\MillisecondTimestamp;
 use ipl\Orm\Behaviors;
-use ipl\Orm\Model;
 use ipl\Orm\Query;
 use ipl\Orm\Relations;
 use ipl\Sql\Connection;