Remove unsupported win/mac builders from node-ci

As previously discussed, we don't plan to officially support the node
integration on win and mac on our builders. The builders are broken
for a long time. This removes them to free up resources.

Bug: 369767928
Change-Id: I04d97f68f0bb41f1f0679dd43446c32597ca7ed1
Reviewed-on: https://chromium-review.googlesource.com/c/v8/node-ci/+/5890458
Reviewed-by: Victor Gomes <victorgomes@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
5 files changed
tree: de7e87329e504aafaf7e32b7d2e115f0bad0f0b8
  1. generated/
  2. codereview.settings
  3. main.star
  4. OWNERS
  5. PRESUBMIT.py
  6. README.md
README.md

This branch contains node-ci project-wide configurations for infra services.