deps: bump minimum icu version to 65

Bump minimum version of ICU needed to build node to 65.

Refs: https://github.com/v8/v8/commit/74bf96e508e3cb8f9991c48b421d48eb0bf4dbff

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>