feat: offer the accommodation booking PDF download in every status

src/Controller/Admin/AccommodationBooking/PdfController.php

@@ -21,12 +21,8 @@ class PdfController extends AbstractController
     #[Route('/admin/accommodation-booking/{id}/pdf', name: 'app_admin_accommodationbooking_pdf')]
     public function index(AccommodationBooking $booking): Response
     {
-        if (false === $booking->isConfirmed()) {
-            $this->addFlash('warning', 'Ein PDF kann nur für bestätigte Buchungen erstellt werden.');
-
-            return $this->redirectToRoute('app_admin_accommodationbooking_show', ['id' => $booking->getId()]);
-        }
-
+        // Offered in every status, so the office can check the document before it goes out
+        // with the confirmation email; it labels itself Angebot or Buchung accordingly.
         try {
             return $this->pdfGenerator->createDownloadResponse($booking);
         } catch (\RuntimeException $e) {