message: Make linter happy with cast
diff: @@ -360,7 +360,8 @@ export class GcpCreateServerApp extends LitElement {
  }
  private showError(message: string) {
  - const appRoot: AppRoot = <any>(document.getElementById('appRoot'));
  + const appRoot: AppRoot =
  + document.getElementById('appRoot') as unknown as AppRoot;
  appRoot.showError(message);
  }
  