deps: V8: cherry-pick 35c6d4d

Original commit message:

    Make code generator python3.7 compatible (async keyword).

    Change-Id: Ifcd8b8cb1de60a007c7bbd4564d7869e83cb7109

Fixes: https://github.com/nodejs/node/issues/29548
Refs:
- https://github.com/nodejs/node/issues/29548#issuecomment-531717985
- https://github.com/nodejs/node/pull/29520
- https://github.com/nodejs/node/pull/29340
- https://chromium-review.googlesource.com/c/deps/inspector_protocol/+/1781351
- https://chromium.googlesource.com/deps/inspector_protocol/+/35c6d4d0d80b42d81bd00bcb1eb2b1093c80ed0a

PR-URL: https://github.com/nodejs/node/pull/29585
Refs: https://github.com/nodejs/node/pull/29520


Reviewed-By: Christian Clauss <cclauss@me.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>