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/8716231605381529393

depot_tools:
https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/4edb194e91964ac500f04fc2a15e63bd1a59d0e5~..550706e9f4a39b00e39fe4d46ebea2bd26eb24de
  4edb194 (gavinmak@google.com)
      Set rootRepo custom-keyed-value push option on upload
  550706e (andrewlamb@chromium.org)
      Revert "git-cache: contains_revision returns False if sentient...

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

Recipe-Tryjob-Bypass-Reason: Autoroller
Ignore-Freeze: Autoroller
Bugdroid-Send-Email: False
Change-Id: I8d9d291d960e58157b14070e8973e98e2ee25a6d
Reviewed-on: https://dart-review.googlesource.com/c/recipes/+/425242
Commit-Queue: dart-internal-deps-roller@dart-ci-internal.iam.gserviceaccount.com <dart-internal-deps-roller@dart-ci-internal.iam.gserviceaccount.com>
Bot-Commit: dart-internal-deps-roller@dart-ci-internal.iam.gserviceaccount.com <dart-internal-deps-roller@dart-ci-internal.iam.gserviceaccount.com>
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index ee6326e..a8e53bd 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -19,7 +19,7 @@
   "deps": {
     "depot_tools": {
       "branch": "refs/heads/main",
-      "revision": "43d3eba89bc6b4fe34d99f0ee4af0ccc291c528c",
+      "revision": "550706e9f4a39b00e39fe4d46ebea2bd26eb24de",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {