test(e2e): align token gate heading expectation

Author: gildesmarais

frontend/e2e/smoke.spec.ts

@@ -56,7 +56,7 @@ test.describe('frontend smoke', () => {
     await page.getByLabel('Page URL').fill('https://example.com/articles');
     await page.getByRole('button', { name: 'Generate feed URL' }).click();
 
-    await expect(page.getByRole('heading', { name: 'Add access token' })).toBeVisible();
+    await expect(page.getByRole('heading', { name: 'Enter access token' })).toBeVisible();
     await expect(page.getByRole('textbox', { name: 'Access token' })).toBeVisible();
     await expect(page.getByRole('button', { name: 'Save and continue' })).toBeVisible();
     await expect(page.getByRole('button', { name: 'Back' })).toBeVisible();