test: fix flaky test-crypto-timing-safe-dqual-benchmarks

Fixes: https://github.com/nodejs/node/issues/38226

PR-URL: https://github.com/nodejs/node/pull/38476


Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Ruy Adorno <ruyadorno@github.com>
Reviewed-By: James M Snell <jasnell@gmail.com>