feat: update wording

src/Controller/Booking/CreateController.php

@@ -143,7 +143,7 @@ final class CreateController extends AbstractController
     private function flashSeriesResult(SeriesResult $result, Resource $resource): void
     {
         if ($result->isCompletelyBlocked()) {
-            $this->addFlash('warning', \sprintf('%s ist an keinem Tag der Serie frei.', $resource->getLabel()));
+            $this->addFlash('warning', \sprintf('%s ist an keinem der Tage frei.', $resource->getLabel()));
 
             return;
         }

src/Controller/Series/EndController.php

@@ -59,8 +59,8 @@ final class EndController extends AbstractController
         $removed = $this->manager->endSeries($series, new \DateTimeImmutable('today'));
 
         $this->addFlash('success', $onBehalf
-            ? \sprintf('Serie von %s beendet, %d Termine entfernt.', $series->getUser()->getName(), $removed)
-            : \sprintf('Serie beendet, %d Termine entfernt.', $removed));
+            ? \sprintf('Wiederholung von %s beendet, %d Termine entfernt.', $series->getUser()->getName(), $removed)
+            : \sprintf('Wiederholung beendet, %d Termine entfernt.', $removed));
 
         // A series is only ever ended from a list, so this always navigates.
         return $this->htmxRedirect($request, $this->generateUrl($this->returnRoute($request) ?? 'app_booking'));