.arcconfig

tests: glob over a difference between Windows 7 and Window 10

The error value is 11001 on Windows 10.  I have no idea why it changed, but it
seems unimportant.

{
    "conduit_uri": "https://phab.mercurial-scm.org/api",
    "repository.callsign": "HG",
    "arc.land.onto.default": "@",
    "base": "hg:.^"
}