message: remove details of createApp call
diff: @@ -68,7 +68,6 @@ const DummySignInComponent: any = (props: any) => {
  });
  });
  } else {
  - // when running locally we default user identity to `Local User`
  props.onResult({
  userId: 'guest',
  profile: {
  @@ -83,23 +82,16 @@ const DummySignInComponent: any = (props: any) => {
  };
  ```
  -- use `DummySignInComponent` as `SignInPage` by changing the `createApp` call:
  +- add `DummySignInComponent` as `SignInPage`:
  ```ts
  const app = createApp({
  - apis,
  - plugins: Object.values(plugins),
  + ...
  components: {
  SignInPage: DummySignInComponent,
  + ...
  },
  - bindRoutes({ bind }) {
  - bind(catalogPlugin.externalRoutes, {
  - createComponent: scaffolderPlugin.routes.root,
  - });
  - bind(apiDocsPlugin.externalRoutes, {
  - createComponent: scaffolderPlugin.routes.root,
  - });
  - },
  + ...
  });
  ```
  