message: Remove invalid shutdown call from resetStandaloneIModel
diff: @@ -481,7 +481,6 @@ async function resetStandaloneIModel(filename: string) {
  spinner.style.display = "block";
  IModelApp.viewManager.dropViewport(theViewport!);
  - IModelApp.renderSystem.onShutDown();
  await clearViews();
  await openStandaloneIModel(activeViewState, filename);
  await buildViewList(activeViewState);
  