Turn off ADC explicitly Prevent ADC to be used for windows bots, use gce instead. Bug: b/323830218 Change-Id: I15e0faeb2a22b6bcb933f8cecbe986489e4f2991 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5273482 Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Commit-Queue: Yuly Novikov <ynovikov@chromium.org>