Set default Windows git to 1.9.5-chromium.6 build.

R=iannucci@chromium.org, iannucci@google.com
BUG=444470

Review URL: https://codereview.chromium.org/887563004

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@293909 0039d316-1c4b-4281-b951-d872f2087c98

bootstrap/win/win_tools.bat

@@ -60,7 +60,7 @@ goto :END
 if "%DEPOT_TOOLS_GIT_BLEEDING%" == "1" (
   set GIT_VERSION=1.9.5.chromium.6
 ) else (
-  set GIT_VERSION=1.9.5.chromium.5
+  set GIT_VERSION=1.9.5.chromium.6
 )
 for /f "tokens=2 delims=[]" %%i in ('ver') do set VERSTR=%%i
 for /f "tokens=2,3 delims=. " %%i in ("%VERSTR%") do (set VERMAJOR=%%i & set VERMINOR=%%j)