This is an automated CL created by the recipe roller. This CL rolls
recipe changes from upstream projects (recipe_engine) into this repository.

recipe_engine:
https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7b45560ebbf38d17b1d3da28b61939736782f33d
  7b45560 (iannucci@chromium.org)
      [recipe_engine] Only retain child step presentations.

More info is at https://goo.gl/zkKdpD. Use https://goo.gl/noib3a to file a bug.

TBR=iannucci@chromium.org

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I09d1bce4ec82732a4d7d367c9f4078d93db94c4b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2295693Reviewed-by: Recipe Roller <recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Recipe Roller <recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com>