benchmark: drop misc/punycode benchmark

punycode has been deprecated and icu.toASCII method does not exist. This benchmark file has been failing for a while. Signed-off-by: RafaelGSS <rafael.nunu@hotmail.com> PR-URL: #59171 Reviewed-By: Chemi Atlow <chemi@atlow.co.il> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: RafaelGSS