chore: fix test

Author: ascorbic

demos/default/.vscode/settings.json

@@ -36,9 +36,7 @@ describe('app-dir assetPrefix handling', () => {
         redirect: 'manual',
       },
     )
-    // NTL - uses 301 instead of 308
-    expect(res.status).toBe(301)
-    // expect(res.status).toBe(308)
+    expect(res.status).toBe(308)
     expect(res.headers.get('location')).toBe(next.url + '/a')
   })