deps: update V8 to 7.9.317.22

PR-URL: #30513
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

deps/v8/.gitignore

@@ -79,8 +79,6 @@
 /tools/jsfunfuzz/jsfunfuzz
 /tools/jsfunfuzz/jsfunfuzz.tar.gz
 /tools/luci-go
-/tools/mips_toolchain
-/tools/mips_toolchain.tar.gz
 /tools/oom_dump/oom_dump
 /tools/oom_dump/oom_dump.o
 /tools/swarming_client

deps/v8/AUTHORS

@@ -111,6 +111,7 @@ Johan Bergström <johan@bergstroem.nu>
 Jonathan Liu <net147@gmail.com>
 Julien Brianceau <jbriance@cisco.com>
 JunHo Seo <sejunho@gmail.com>
+Junming Huang <kiminghjm@gmail.com>
 Kang-Hao (Kenny) Lu <kennyluck@csail.mit.edu>
 Karl Skomski <karl@skomski.com>
 Kevin Gibbons <bakkot@gmail.com>
@@ -124,6 +125,7 @@ Marcin Cieślak <saper@marcincieslak.com>
 Marcin Wiącek <marcin@mwiacek.com>
 Mateusz Czeladka <mateusz.szczap@gmail.com>
 Matheus Marchini <mat@mmarchini.me>
+Matheus Marchini <mmarchini@netflix.com>
 Mathias Bynens <mathias@qiwi.be>
 Matt Hanselman <mjhanselman@gmail.com>
 Matthew Sporleder <msporleder@gmail.com>