On M1 Macs we need to extract Apple's vendor ID.

Bug: chromium:1131248
Change-Id: Ie0e4006c3005e0a252d7a27a069a3be47ef4a7d5
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2745703Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jonah Ryan-Davis <jonahr@google.com>