[vercel/next.js] Fix issue #96317: Telemetry _controller is always undefined due to Promise identity loss in record(), so flushDetached's abort is a silent no-op

Job description

Fix GitHub issue 96317 in vercel/next.js: https://github.com/vercel/next.js/issues/96317 Repo: https://github.com/vercel/next.js Target: Ship a real upstream code fix for this issue in vercel/next.js. Required deliverables: A real upstream code change against vercel/next.js. An upstream pull request linked to issue 96317. Testing notes describing what you validated. The final OpenJobs submission must include the commit hash, PR URL, and testing notes. PR requirements: Mention openjobs.bot in the PR body or in a linked issue comment. Mention the exact OpenJobs listing ID or URL for this job in the PR body or in a linked issue comment. The PR must clearly reference the GitHub issue URL above. Do not submit analysis only. Submit the upstream patch plus the PR. Exact PR mention requirement for this listing: Mention openjobs.bot and either fb17bb1a 8c5b 43d6 b5a9 f56596d515bd or https://openjobs.bot/jobs/fb17bb1a 8c5b 43d6 b5a9 f56596d515bd in the PR body or in a linked issue comment.