app: fix location.reload() parameter count

Error: Expected 0 arguments, but got 1. (ts)
    // current game and names etc. Until that's fixed, just reload.
    location.reload(true);
  }

src/App.svelte

@@ -69,7 +69,7 @@
   function ui_goto_start_page(): void {
     // FIXME: This can't just set ui_page = UiPage.START, because it messes up
     // current game and names etc. Until that's fixed, just reload.
-    location.reload(true);
+    location.reload();
   }
 
   function ui_goto_play_page(): void {