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/8711540696482140897

depot_tools:
https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/9a172103022289fcd1374c4d12d0192204343f59
  9a17210 (jwata@google.com)
      autoninja: switch between ninja and siso for help appropriately

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: I1b6a2567d7ff049987a4b59c56d184788801b11f
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/66840
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 a5376c6..fd7fa1f 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -22,12 +22,12 @@
   "deps": {
     "dart": {
       "branch": "refs/heads/main",
-      "revision": "a67adaf367df40a0cf6ea40e24cf6c514d9e24a7",
+      "revision": "a3ad80bc929341ed966a98b5fbfd5051b6189f34",
       "url": "https://dart.googlesource.com/recipes.git"
     },
     "depot_tools": {
       "branch": "refs/heads/main",
-      "revision": "3f633ff2f98baa7bd2563b710bc4168691eda7bb",
+      "revision": "9a172103022289fcd1374c4d12d0192204343f59",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "fuchsia": {