lint: use to_route helper

app/Http/Controllers/Staff/EventController.php

@@ -65,7 +65,7 @@ class EventController extends Controller
     public function destroy(Event $event): \Illuminate\Http\RedirectResponse
     {
         if ($event->claimedPrizes()->exists()) {
-            return redirect()->route('staff.events.index')
+            return to_route('staff.events.index')
                 ->withErrors('Cannot delete event because users have claimed prizes. You can mark it as inactive instead.');
         }