create-app: fix next-app e2e sign-in assertion

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
Made-with: Cursor

.changeset/fix-next-app-e2e-sidebar.md

@@ -0,0 +1,5 @@
+---
+'@backstage/create-app': patch
+---
+
+Fixed the generated next app E2E test to verify the post-sign-in navigation, matching the current default app behavior.

packages/create-app/templates/next-app/packages/app/e2e-tests/app.test.ts

@@ -23,5 +23,6 @@ test('App should render the welcome page', async ({ page }) => {
   await expect(enterButton).toBeVisible();
   await enterButton.click();
 
-  await expect(page.getByText('My Company Catalog')).toBeVisible();
+  await expect(page.getByRole('link', { name: 'Catalog' })).toBeVisible();
+  await expect(page.getByRole('link', { name: 'APIs' })).toBeVisible();
 });