deps: upgrade V8 to 4.6.85.23

PR-URL: #3351
Reviewed-By: indutny - Fedor Indutny <fedor.indutny@gmail.com>
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>

Author: targos

deps/v8/.gitignore

@@ -60,6 +60,7 @@ shell_g
 /test/promises-aplus/promises-tests
 /test/promises-aplus/promises-tests.tar.gz
 /test/promises-aplus/sinon
+/test/simdjs/CHECKED_OUT_*
 /test/simdjs/ecmascript_simd*
 /test/simdjs/data*
 /test/test262/data

deps/v8/AUTHORS

@@ -44,6 +44,7 @@ Bert Belder <bertbelder@gmail.com>
 Burcu Dogan <burcujdogan@gmail.com>
 Caitlin Potter <caitpotter88@gmail.com>
 Craig Schlenter <craig.schlenter@gmail.com>
+Chris Nardi <hichris123@gmail.com>
 Christopher A. Taylor <chris@gameclosure.com>
 Daniel Andersson <kodandersson@gmail.com>
 Daniel James <dnljms@gmail.com>