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
(or complain)

recipe_engine:
  https://crrev.com/ce485a8a394dcc1561b5ecdd337a85002083de5b Fix bootstrap on windows (martiniss@chromium.org)
  https://crrev.com/ba76686b6729174d9b7c7900ada4946ea5329632 Revert of Fix bootstrap on windows (patchset #2 id:20001 of https://codereview.chromium.org/2136303002/ ) (martiniss@chromium.org)

R=dnj@chromium.org,martiniss@chromium.org
BUG=

TBR=martiniss@chromium.org,phajdan.jr@chromium.org

Review-Url: https://codereview.chromium.org/2138293002

infra/config/recipes.cfg

@@ -5,5 +5,5 @@ deps {
   project_id: "recipe_engine"
   url: "https://chromium.googlesource.com/external/github.com/luci/recipes-py.git"
   branch: "master"
-  revision: "0a6ab680699355151bf3387074f4656c48698d72"
+  revision: "ba76686b6729174d9b7c7900ada4946ea5329632"
 }