fix: properly handle 'veg' services in booking edit flow

src/Service/BookingEditSubmitGuard.php

@@ -93,6 +93,11 @@ class BookingEditSubmitGuard
             $changed = true;
         }
 
+        if (false === $this->isSameService($participant->veg, $baseline->veg)) {
+            $participant->veg = $baseline->veg;
+            $changed = true;
+        }
+
         if (false === $this->isSameService($participant->skiPass, $baseline->skiPass)) {
             $participant->skiPass = $baseline->skiPass;
             $changed = true;