[Compiler] Remove untrusted code mitigations.

    These are no longer enabled, so remove the code mitigation logic from
    the codebase.

    BUG=chromium:1003890

    Change-Id: I536bb1732e8463281c21da446bbba8f47ede8ebe
    Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3045704
    Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
    Reviewed-by: Jakob Gruber <jgruber@chromium.org>
    Reviewed-by: Clemens Backes <clemensb@chromium.org>
    Cr-Commit-Position: refs/heads/master@{#76256}

Refs: v8/v8@4ab70f6
Fixes: nodejs#43296

PR-URL: nodejs#43328
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Mohammed Keyvanzadeh <mohammadkeyvanzade94@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>

This updates all sources in deps/openssl/openssl by:
    $ git clone https://github.com/quictls/openssl
    $ cd openssl
    $ git checkout OpenSSL_1_1_1p+quic
    $ cd ../node/deps/openssl
    $ rm -rf openssl
    $ cp -R ../openssl openssl
    $ rm -rf openssl/.git* openssl/.travis*
    $ git add --all openssl
    $ git commit openssl

PR-URL: nodejs#43535
Refs: https://mta.openssl.org/pipermail/openssl-announce/2022-June/000228.html
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Danielle Adams <adamzdanielle@gmail.com>

 After an OpenSSL source update, all the config files need to be
 regenerated and committed by:
    $ make -C deps/openssl/config
    $ git add deps/openssl/config/archs
    $ git add deps/openssl/openssl/include/crypto/bn_conf.h
    $ git add deps/openssl/openssl/include/crypto/dso_conf.h
    $ git add deps/openssl/openssl/include/openssl/opensslconf.h
    $ git commit

PR-URL: nodejs#43535
Refs: https://mta.openssl.org/pipermail/openssl-announce/2022-June/000228.html
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Danielle Adams <adamzdanielle@gmail.com>