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/a11fc9b2bd1e479ffa51cc885ba9c3c1a28d27c7 git_cache: Add tests for reset fetch config. (ehmaldonado@chromium.org)
  https://crrev.com/302bb847d356a011f685542fc469f4c3e58b25fc gclient: run cipd ensure in paranoid mode. (jbudorick@chromium.org)


TBR=borenet@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I198cb92cbbe463e19328807b42a13c710a696a86
Reviewed-on: https://skia-review.googlesource.com/142060
Commit-Queue: Recipe Roller <recipe-roller@chromium.org>
Reviewed-by: Recipe Roller <recipe-roller@chromium.org>

infra/config/recipes.cfg

@@ -14,7 +14,7 @@
   "deps": {
     "depot_tools": {
       "branch": "master",
-      "revision": "7fa0f19f7349037f37610a703e0dfddd3cda5e50",
+      "revision": "302bb847d356a011f685542fc469f4c3e58b25fc",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {