deps: backport 8dde6ac from upstream V8

Commit 9c9e2d7f changed the name of TypeFeedbackVector to
FeedbackVector but that commit did not update gdbinit. This applies the
changed to gdbinit from upstream V8.

Original commit message:

[gdbinit] Rename TypeFeedback* to Feedback*.

    BUG=

    Change-Id: I1e32fdcf9edda57f5de329c8b694620a5da4558b
    Reviewed-on: https://chromium-review.googlesource.com/442444


Reviewed-by: Michael Stanton <mvstanton@chromium.org>
    Commit-Queue: Igor Sheludko <ishell@chromium.org>
    Cr-Commit-Position: refs/heads/master@{#43185}

PR-URL: https://github.com/nodejs/node/pull/12060


Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>