Roll recipe dependencies (trivial).

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

build:
  https://crrev.com/4fcacfb42ead3670c05502646d96a6fd38b5821e (nodir@chromium.org)
    Remove update_components.py
fuchsia:
  https://crrev.com/d0baccce8a753d3fbf8939215e973e8531c50eb1 (olivernewman@google.com)
    [tree_closer] Treat "throttled" the same as "open"
  https://crrev.com/0051ffba9ed19c5861df7b67ed63679a69c2d204 (olivernewman@google.com)
    [testing] Delete unused global variables

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

TBR=wutong@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I9be5ff9b2bb64d9d020343603061be8e44965b89
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/4800
Reviewed-by: 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>