Move order validation button to the order detail modal

Refactors the UI by removing the order validation button from the calendar grid and adding it to the order detail modal, improving user experience and interface cleanliness.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: a8a78c07-e900-425c-a577-5b4c5894379d
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/1957c339-2757-4d1f-8e92-e9f71a1ce58e/a8a78c07-e900-425c-a577-5b4c5894379d/CRhacll

client/src/pages/Calendar.tsx

@@ -228,11 +228,6 @@ export default function Calendar() {
             deliveries={deliveries}
             onDateClick={handleDateClick}
             onItemClick={handleItemClick}
-            user={user}
-            onOrderValidated={() => {
-              queryClient.invalidateQueries({ queryKey: ['/api/orders'] });
-              queryClient.invalidateQueries({ queryKey: ['/api/deliveries'] });
-            }}
           />
         )}
       </div>