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/433d34c700138f8aa509f14e9a5c1b19e63e5ede Update vpython version. (dnj@chromium.org)
  https://crrev.com/a07816ddce78fcbf5f865a582b7895902f9bb9a2 [infra_paths] Don't export "cleanup" for remote. (dnj@chromium.org)
  https://crrev.com/2c376aa21bef061e6529c1459eb161ce31140d7c git cl: Fix incorrect notify parameter when setting TBR. (tandrii@chromium.org)
  https://crrev.com/bacbdb9a559c58d0fe462422c913710fd2f38677 git-cl-patch: fix --is-ancestor flag (agable@chromium.org)
  https://crrev.com/354e1d23e0bd8309540a6d9db7742f1bd9109ecf git cl: improve warning. (tandrii@chromium.org)
  https://crrev.com/75e7872acfdd29a4939b08db8e5751f68eb69fc9 Convert notify parameter inside gerrit_util (agable@chromium.org)
  https://crrev.com/480b86701206e7a28c67343fc0e2cebc02278a7b [cipd] bump client version (iannucci@chromium.org)
  https://crrev.com/3a4a725026d23e8ae1cb926e963e6df722f456d5 [recipes] add .gitattributes for proper recipe bundling (iannucci@chromium.org)


TBR=borenet@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I34555359244ca1b2d901556b298bccc5d7447d5b
Reviewed-on: https://skia-review.googlesource.com/19443
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": "59a74ed5585087e85ff4b7fa2ac18ef3648d05b0",
+      "revision": "3a4a725026d23e8ae1cb926e963e6df722f456d5",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {