Add step data for CodeSize tryjobs

Bug: skia:13696
Change-Id: I4cdb41ec346458370778249d12e32e251d7375c4
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/599199
Commit-Queue: Ravi Mistry <rmistry@google.com>
Reviewed-by: Kevin Lubick <kjlubick@google.com>
1 file changed