test(e2e): align token-route history navigation assertion

Author: gildesmarais

frontend/e2e/smoke.spec.ts

@@ -65,7 +65,7 @@ test.describe('frontend smoke', () => {
     await expect(page.getByRole('button', { name: 'Generate feed URL' })).toBeVisible();
     await expect(page.getByRole('button', { name: 'More' })).toBeVisible();
 
-    await page.goForward();
+    await page.goBack();
     await expect(page.getByRole('heading', { name: 'Enter access token' })).toBeVisible();
     await expect(page.locator('.form-shell')).toHaveAttribute('data-state', 'token_required');
   });