build: temporarily skip ASAN build

GitHub Actions doesn't have enough memory to complete an ASAN+Debug with
V8 8.1. Don't take ASAN into account on CI results until we find a
workaround, or until we upgrade to V8 8.2.

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>