Bump git on windows to 2.14.1.

R=dnj@chromium.org

Bug: 754427
Change-Id: Ieea8b3e46b9bb799bd42a29e4c0c791f7d846b22
Reviewed-on: https://chromium-review.googlesource.com/611482Reviewed-by: Daniel Jacques <dnj@chromium.org>
Commit-Queue: Daniel Jacques <dnj@chromium.org>

bootstrap/win/manifest.txt

@@ -15,4 +15,4 @@
 infra/python/cpython/windows-386 version:2.7.6
 
 @Subdir git
-infra/git/${platform} version:2.10.0
+infra/git/${platform} version:2.14.1.chromium10