deps: bump V8 embedder string

This was missed in a previous PR

PR-URL: https://github.com/nodejs/node/pull/20105
Refs: https://github.com/nodejs/node/pull/20016


Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>