Roll recipe dependencies (trivial).

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

The build that created this CL was
https://ci.chromium.org/b/8792394711774185137

depot_tools:
https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/dcb79c7080ff71f93bd8c422dd61e22e00e1bbbc~..7af61698522568680b74698751325044e6b10736
  dcb79c7 (chanli@chromium.org)
      [depot_tools] roll dirmd
  7af6169 (aravindvasudev@google.com)
      Update gsutil.py to use luci-auth for authentication

fuchsia:
https://fuchsia.googlesource.com/infra/recipes.git/+log/7975c04ae0cf74e1819ec68ffb942a6396df2e07~..4bdf8d77049a062db5851da07624accade13b18d
  7975c04 (andresvi@google.com)
      [testing_requests] Remove testrunner
  4bdf8d7 (global-integration-roller@fuchsia-infra.iam.gserviceaccount.com)
      [roll] Update tools to latest

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@grotations.appspotmail.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Ignore-Freeze: Autoroller
Bugdroid-Send-Email: False
Change-Id: I538f6919de2cf710be03b503f693b6a13e63d3e6
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/38045
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>
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index a44d996..1ab420f 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -23,12 +23,12 @@
   "deps": {
     "depot_tools": {
       "branch": "refs/heads/main",
-      "revision": "624e7eec34af9b8ef1d02ada6ce9c0f490a0c3d0",
+      "revision": "7af61698522568680b74698751325044e6b10736",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "fuchsia": {
       "branch": "refs/heads/main",
-      "revision": "2c844c2fc7918ec94ba64a9796e61f136f76fbfa",
+      "revision": "4bdf8d77049a062db5851da07624accade13b18d",
       "url": "https://fuchsia.googlesource.com/infra/recipes.git"
     },
     "recipe_engine": {