deps: backport 78867ad8707a016 from v8 upstream

Original commit message:

    Remove object grouping

    Enbedders should switch to EmbedderHeapTracer API.

    BUG=v8:5828

    Change-Id: I82f2bc583d246617865a17f5904e02cd35f92fec
    Reviewed-on: https://chromium-review.googlesource.com/448539


Reviewed-by: Hannes Payer <hpayer@chromium.org>
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
    Commit-Queue: Michael Lippautz <mlippautz@chromium.org>
    Cr-Commit-Position: refs/heads/master@{#43551}

Ref: https://chromium-review.googlesource.com/448539
Ref: https://github.com/v8/v8/commit/78867ad8707a016

PR-URL: https://github.com/nodejs/node/pull/12875


Reviewed-By: James M Snell <jasnell@gmail.com>