Add Skia Gold CIPD package to DEPS. Will be used in restricted trace testing. Bug: angleproject:4090 Bug: b/168049670 Change-Id: I0931a974c665dd8f8cf557c8af3bdc6e2fdc2544 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2431776 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Yuly Novikov <ynovikov@chromium.org>