tools: update V8 gypfiles for 8.1

Co-authored-by: Ben Noordhuis <info@bnoordhuis.nl>
Co-authored-by: Michaël Zasso <targos@protonmail.com>
Co-authored-by: Richard Lau <riclau@uk.ibm.com>
Co-authored-by: Ujjwal Sharma <ryzokuken@igalia.com>

PR-URL: https://github.com/nodejs/node/pull/32116


Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>