Roll recipe dependencies (trivial).

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

The build that created this CL was
https://ci.chromium.org/b/8673852353914665249

depot_tools:
https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/8bbed5afb402c7f63c002738879459874a3277d1~..cad42f6eae1307a35988840c847d16dae68cbc00
  8bbed5a (jochen@chromium.org)
      skills/luci-test-results: filter exonerated variants and sort u...
  cad42f6 (ovsienko@google.com)
      git_cl: read input_diff_file with UTF-8 encoding

Please check the following references for more information:
- autoroller, https://chromium.googlesource.com/infra/luci/recipes-py/+/main/doc/workflow.md#autoroller
- rollback, https://chromium.googlesource.com/infra/luci/recipes-py/+/main/doc/workflow.md#rollback
- cross-repo dependencies, https://chromium.googlesource.com/infra/luci/recipes-py/+/main/doc/cross_repo.md

Use https://goo.gl/noib3a to file a bug.

R=flutter-infra-notify+luci-recipes@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Ignore-Freeze: Autoroller
Bugdroid-Send-Email: False
Change-Id: I8a222f2c1a1f0e7369c29fa3f1d0e28b84a5ce00
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/81600
Bot-Commit: flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com <flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com <flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com>