Roll recipe dependencies (trivial).

This is an automated CL created by the recipe roller. This CL rolls recipe
changes from upstream projects (e.g. depot_tools) into downstream projects
(e.g. tools/build).


More info is at https://goo.gl/zkKdpD. Use https://goo.gl/noib3a to file a bug.
depot_tools:
  https://crrev.com/dce747620a14eceeb4b8379f22a59473f3720790 [led] Roll led to correctly pick swarming host from buildbucket. (iannucci@chromium.org)
  https://crrev.com/db1e69ef0345752628872b7ff38a79240fa57201 Update yapf version 0.22 -> 0.24 (abenner@google.com)


TBR=borenet@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: Ife455463d8cb887dccfc12cf954c26463c5ba277
Reviewed-on: https://skia-review.googlesource.com/c/160901
Reviewed-by: Recipe Roller <recipe-roller@chromium.org>
Commit-Queue: Recipe Roller <recipe-roller@chromium.org>

infra/config/recipes.cfg

@@ -14,7 +14,7 @@
   "deps": {
     "depot_tools": {
       "branch": "master",
-      "revision": "71e3be7a50c21faeee91ed99a8d5addfb7594e7c",
+      "revision": "db1e69ef0345752628872b7ff38a79240fa57201",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {