lib: add `SafeArray` to `primordials` and use it for `FreeList`
Refs: https://github.com/nodejs/node/pull/36304#issuecomment-748328076 Refs: https://github.com/nodejs/node/pull/36565
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
commit message follows commit guidelines