fix: RDAP Server of DENIC do not return events

Signed-off-by: Stefan Warnat <ich@stefanwarnat.de>

src/Service/RDAPService.php

@@ -232,6 +232,7 @@ readonly class RDAPService
             $event->setDeleted(true);
         }
 
+        if(!empty($res["events"])) {
             foreach ($res['events'] as $rdapEvent) {
                 if ($rdapEvent['eventAction'] === EventAction::LastUpdateOfRDAPDatabase->value) {
                     continue;
@@ -252,6 +253,7 @@ readonly class RDAPService
                     ->setDeleted(false)
                 );
             }
+        }
 
         /** @var DomainEntity $domainEntity */
         foreach ($domain->getDomainEntities()->getIterator() as $domainEntity) {