deps: patch V8 to 6.6.346.32
Refs: https://github.com/v8/v8/compare/6.6.346.31...6.6.346.32
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
documentation is changed or added -
commit message follows commit guidelines