.arcconfig

rawdata: forward `rawdata` call on `manifestlog`

This needs to be sent to the underlying `revlog` too.

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