deps: revert whitespace changes on V8

While landing the upgrade to V8 8.1, something went wrong and git made
unecessary (and incorrect) whitespace changes to test fixtures, which
broke V8 tests. Revert those changes to fix our tests.

PR-URL: https://github.com/nodejs/node/pull/32587


Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>