helpdesk: remove unused UpdateRepository::findById

modules/helpdesk/lib/Module/Helpdesk/Repository/UpdateRepository.php

@@ -37,27 +37,6 @@ class UpdateRepository
         return (int) $result;
     }
 
-    public function findById(int $tenantId, int $id): ?array
-    {
-        if ($id <= 0) {
-            return null;
-        }
-
-        $row = DB::selectOne(
-            'SELECT u.*,'
-            . ' uc.display_name AS created_by_label, uc.uuid AS created_by_uuid,'
-            . ' uu.display_name AS updated_by_label, uu.uuid AS updated_by_uuid'
-            . ' FROM helpdesk_updates u'
-            . ' LEFT JOIN users uc ON uc.id = u.created_by'
-            . ' LEFT JOIN users uu ON uu.id = u.updated_by'
-            . ' WHERE u.id = ? AND u.tenant_id = ? LIMIT 1',
-            (string) $id,
-            (string) $tenantId
-        );
-
-        return $this->normalizeRow($row);
-    }
-
     public function findByTicketNo(int $tenantId, string $ticketNo): ?array
     {
         if ($ticketNo === '') {