config: replace experimental.stabilization by experimental.evolution We replace 'experimental.stabilization=all' by 'experimental.evolution=true' as we will extract individual config in their own config in later patches. Differential Revision: https://phab.mercurial-scm.org/D1148

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