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/8773926080541044673

depot_tools:
https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/70d971a1359e7c596fa0aef0371ad76b89b36e4a
  70d971a (pkotwicz@chromium.org)
      Prevent split_cl.py from uploading multiple CLs for same reviewers

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=denniskempin@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Ignore-Freeze: Autoroller
Bugdroid-Send-Email: False
Change-Id: If4c5adb4cc8d4b2cfbf2bbcd525111a0c2d5e78f
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/4740575
Commit-Queue: Recipe Roller <recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Recipe Roller <recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com>
diff --git a/infra/README.recipes.md b/infra/README.recipes.md
index 73a16ea..4e2efa6 100644
--- a/infra/README.recipes.md
+++ b/infra/README.recipes.md
@@ -174,11 +174,11 @@
 
 &mdash; **def [RunSteps](/infra/recipes/update_chromeos_merges.py#14)(api):**
 
-[depot_tools/recipe_modules/bot_update]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/6a505ad9abf32a387ce3d8d0a1d40273a0e35af1/recipes/README.recipes.md#recipe_modules-bot_update
-[depot_tools/recipe_modules/depot_tools]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/6a505ad9abf32a387ce3d8d0a1d40273a0e35af1/recipes/README.recipes.md#recipe_modules-depot_tools
-[depot_tools/recipe_modules/gclient]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/6a505ad9abf32a387ce3d8d0a1d40273a0e35af1/recipes/README.recipes.md#recipe_modules-gclient
-[depot_tools/recipe_modules/git]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/6a505ad9abf32a387ce3d8d0a1d40273a0e35af1/recipes/README.recipes.md#recipe_modules-git
-[depot_tools/recipe_modules/gsutil]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/6a505ad9abf32a387ce3d8d0a1d40273a0e35af1/recipes/README.recipes.md#recipe_modules-gsutil
+[depot_tools/recipe_modules/bot_update]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/70d971a1359e7c596fa0aef0371ad76b89b36e4a/recipes/README.recipes.md#recipe_modules-bot_update
+[depot_tools/recipe_modules/depot_tools]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/70d971a1359e7c596fa0aef0371ad76b89b36e4a/recipes/README.recipes.md#recipe_modules-depot_tools
+[depot_tools/recipe_modules/gclient]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/70d971a1359e7c596fa0aef0371ad76b89b36e4a/recipes/README.recipes.md#recipe_modules-gclient
+[depot_tools/recipe_modules/git]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/70d971a1359e7c596fa0aef0371ad76b89b36e4a/recipes/README.recipes.md#recipe_modules-git
+[depot_tools/recipe_modules/gsutil]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/70d971a1359e7c596fa0aef0371ad76b89b36e4a/recipes/README.recipes.md#recipe_modules-gsutil
 [recipe_engine/recipe_modules/buildbucket]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/e44c0c20fe61766b684e26dcd37eec2d161cf9f4/README.recipes.md#recipe_modules-buildbucket
 [recipe_engine/recipe_modules/cipd]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/e44c0c20fe61766b684e26dcd37eec2d161cf9f4/README.recipes.md#recipe_modules-cipd
 [recipe_engine/recipe_modules/context]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/e44c0c20fe61766b684e26dcd37eec2d161cf9f4/README.recipes.md#recipe_modules-context
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index ba37efc..9918339 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -20,7 +20,7 @@
   "deps": {
     "depot_tools": {
       "branch": "refs/heads/main",
-      "revision": "6a505ad9abf32a387ce3d8d0a1d40273a0e35af1",
+      "revision": "70d971a1359e7c596fa0aef0371ad76b89b36e4a",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {