[canvaskit] Include CodeReviewSystem on JSON uploaded

Change-Id: Ie70a3a852fdae7d41ae8be4c7bb71d3cf9a5b55b
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/249805
Reviewed-by: Leandro Lovisolo <lovisolo@google.com>
10 files changed