Update tests for getAccessToken refresh flow (#2068)

Author: tusharpandey13

package.json

@@ -32,6 +32,7 @@
   },
   "homepage": "https://github.com/auth0/nextjs-auth0#readme",
   "devDependencies": {
+    "msw": "^2.7.5",
     "@eslint/js": "^9.20.0",
     "@ianvs/prettier-plugin-sort-imports": "^4.3.1",
     "@playwright/test": "^1.48.2",