* test(#4601): pin the run-with-timeout tree reap on win32 * docs(#4601): add changeset for the win32 tree reap * fix(#4601): reap the wrapped command's whole tree on Windows timeouts * docs(#4601): backfill changeset PR number * fix(#4601): keep the mediated shim alive without depending on stdin --------- Co-authored-by: sim <sim@local>