show booking date range on admin booking page

pages/admin/booking/[uuid]/index.tsx

@@ -81,7 +81,7 @@ export default function ShowBookingAdmin({
       <Header />
       <main className="flex-grow">
         <h2 className="text-3xl">Buchung {booking.uuid}</h2>
-        <Calendar />
+        <Calendar start={booking.startDate} end={booking.endDate} />
         <div>
           <strong>Buchungszeitraum:</strong>{' '}
           {dateFormatFrontend(new Date(booking.startDate))} -{' '}