fix add to calendar start and end date

resources/views/modals/calendar-modal.blade.php

         console.log("Operating System: " + os);
 
         const title = 'Event Title';
-        const startDate = '20240720T090000Z';
-        const endDate = '20240720T100000Z';
+        const startDate = '20240817T110000Z';
+        const endDate = '20240817T160000Z';
         const details = 'Event Details';
         const location = 'Event Location';