Fix(booking-job): Handle sleep after reloading

backend/internal/ktmtrainbot/backgroundbookingjob.go

@@ -653,7 +653,7 @@ func triggerFuturePageRefresh(page *rod.Page) func() {
 		case <-time.After(540 * time.Second):
 			log.Println("Reloading page")
 			page.MustReload()
-			page.MustWaitLoad()
+			time.Sleep(5 * time.Second)
 		}
 	}()
 	return cancelFunc