view .arcconfig @ 49221:75d0775dce7f

debugdeltachain: also display p1/p2

Looking at the parents is a common need when trying to understanding why a delta
was chosen, having it readily available helps a lot.

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