.arcconfig

rawdata: update callers in shallowbundle

We update callers incrementally because this help bisecting failures. This was
useful during development, so we expect it might be useful again in the future.

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