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/+/c4e6ba917aeaebb96b0b94a28881bfe7d6f2943d
  c4e6ba9 (iannucci@chromium.org)
      [engine] Detect incomplete deps and circular dependencies.

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: Ib35e608fb688a3a39ceb8bbcb7d58185a5133cdb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2594487Reviewed-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>