Cookie WPT tests are intermittent after latest WPT import #40674
Description
The WPT import of 2025-11-16 (44f1563) introduced several new intermittent issues related to cookies. Examples:
- Intermittent FAIL in
/fetch/api/cors/cors-cookies.any.html#40668 - Intermittent FAIL in
/fetch/api/credentials/cookies.any.html#40672 - Intermittent FAIL in
/html/dom/documents/resource-metadata-management/document-cookie.html#40673 - Intermittent FAIL in
/cookiestore/cookieStore_getAll_set_creation_url.https.any.html#40695 - Intermittent OK in
/cookiestore/httponly_cookies.https.window.html#40697