use local timezone ofr last login

app/Libs/Kerio/Components/Api/Soap/Helpers/RessourceHelper.php

@@ -28,7 +28,9 @@ class RessourceHelper
         {
             return null;
         }
-        $mydate = new \DateTime("@$date");
+        $mydate = new \DateTime("@$date", new \DateTimeZone('UTC'));
+        $localTZ = (new \DateTime)->getTimezone();
+        $mydate->setTimezone($localTZ);
         return $mydate->format($format);
     }
 }