Allow multiple parked threads in tests (#42551)

Closes #ISSUE

Release Notes:

- N/A

Co-Authored-By: Piotr <piotr@zed.dev>
c8930e07a3Conrad Irwin committed on 11/12/2025, 5:29:31 PM· committed by GitHubparentab352f6
2 files changedLine totals unavailable