histedit: remove "chistedit" mention from interface "chisted" is internal jargon. The end user should not need to be aware that it's different from histedit.

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