test: fix flaky test-worker-prof

Fixes: https://github.com/nodejs/node/issues/26401


Co-authored-by: Gireesh Punathil <gpunathi@in.ibm.com>

PR-URL: https://github.com/nodejs/node/pull/37372


Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>