deps: cherry-pick bfae9db from upstream v8

Original commit message:

    Update postmortem metadata generator.

    Add PropertyDetails::AttributesField +
    PropertyDetails::LocationField.

    Review-Url: https://codereview.chromium.org/2842843004
    Cr-Commit-Position: refs/heads/master@{#44889}

PR-URL: https://github.com/nodejs/node/pull/12722
Refs: https://github.com/nodejs/llnode/issues/81


Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>