Roll recipe dependencies (nontrivial).

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/8697727345029974417

Please review the expectation changes, and LGTM+CQ.

depot_tools:
https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/778af1e3b8ad68414daacbb80b030285190031d1
  778af1e (wyeager@google.com)
      Update default mac_toolchain and Xcode versions in osx_sdk reci...

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=athom@google.com, iinozemtsev@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Ignore-Freeze: Autoroller
Bugdroid-Send-Email: False
Change-Id: I9b01c7360035e8ac88a5e00ffbb86550608ef2bc
Reviewed-on: https://dart-review.googlesource.com/c/recipes/+/463200
Reviewed-by: Alexander Thomas <athom@google.com>
Commit-Queue: Alexander Thomas <athom@google.com>
Auto-Submit: dart-internal-deps-roller@dart-ci-internal.iam.gserviceaccount.com <dart-internal-deps-roller@dart-ci-internal.iam.gserviceaccount.com>
4 files changed