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/421bc3f84d1b4fdbfaf50d8b48449e0e871a6421 Deploy git 2.18 to prod win depot_tools users. (tandrii@chromium.org)
  https://crrev.com/3d429cf5131a10f0e6ced89e8809820398ece78b [cipd] Check CIPD client hash against pinned SHA256 during updates. (vadimsh@chromium.org)
recipe_engine:
  https://crrev.com/0534af39f0790915a8d13815d59784c8664c412d Correct parsing logic for tags and refs in describe operation (sergiyb@chromium.org)


TBR=borenet@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I14514382c047ad3c487e69d3f6924a90ad692937
Reviewed-on: https://skia-review.googlesource.com/147463
Reviewed-by: Recipe Roller <recipe-roller@chromium.org>
Reviewed-by: Sergiy Byelozyorov <sergiyb@chromium.org>
Commit-Queue: Recipe Roller <recipe-roller@chromium.org>

infra/config/recipes.cfg

@@ -14,12 +14,12 @@
   "deps": {
     "depot_tools": {
       "branch": "master",
-      "revision": "2f38dbdd97193f068acdd1ee3e57b6c231e3fb89",
+      "revision": "efb38bb3d729f9d5b27f5202c766d43186c0103a",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {
       "branch": "master",
-      "revision": "2a2c2ad5a29a6473130e7293a4585fbd5d403ee0",
+      "revision": "0534af39f0790915a8d13815d59784c8664c412d",
       "url": "https://chromium.googlesource.com/infra/luci/recipes-py.git"
     }
   },