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.
recipe_engine:
  https://crrev.com/487e5e371bf8140b0467c6366f94042581f5c63c [recipes.py] refactor PackageContext to remove unused --deps-path arg. (iannucci@chromium.org)
  https://crrev.com/92c5b73ff81fb30c80a33bab91be51551d5e67b7 Bump "vpython" bootstrap version. (dnj@chromium.org)


TBR=iannucci@chromium.org

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I76d61ae0975b7b8290f3df364d568a74f9c28edf
Reviewed-on: https://chromium-review.googlesource.com/499347
Reviewed-by: <recipe-roller@chromium.org>
Commit-Queue: <recipe-roller@chromium.org>

infra/config/recipes.cfg

@@ -15,7 +15,7 @@
   "deps": {
     "recipe_engine": {
       "branch": "master",
-      "revision": "66338449f4d727da096422c1df1b6654224d6512",
+      "revision": "92c5b73ff81fb30c80a33bab91be51551d5e67b7",
       "url": "https://chromium.googlesource.com/external/github.com/luci/recipes-py.git"
     }
   },