test(core): add tests for page info ui (#5769)

![image.png](https://graphite-user-uploaded-assets-prod.s3.amazonaws.com/T2klNLEk0wxLh4NRDzhk/64419f79-46e8-4171-b853-5908841f827a.png)

tests/affine-local/e2e/local-first-favorites-items.spec.ts

@@ -1,4 +1,5 @@
 import { test } from '@affine-test/kit/playwright';
+import { clickPageModeButton } from '@affine-test/kit/utils/editor';
 import { openHomePage } from '@affine-test/kit/utils/load-page';
 import {
   clickNewPageButton,
@@ -135,8 +136,9 @@ test("Deleted page's reference will not be shown in sidebar", async ({
 test('Add new favorite page via sidebar', async ({ page }) => {
   await openHomePage(page);
   await waitForEditorLoad(page);
-  await clickNewPageButton(page);
+
   await page.getByTestId('slider-bar-add-favorite-button').first().click();
+  await clickPageModeButton(page);
   await waitForEmptyEditor(page);
 
   // enter random page title