Restore Pixelbook jobs

These were accidentally deleted on https://skia-review.googlesource.com/c/skia/+/66880

Bug: skia:
NOTRY=true
Change-Id: I99a13b236aa626ed224dbc503707d16c08b5219d
Reviewed-on: https://skia-review.googlesource.com/68204
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
2 files changed