fs: move `rmSync` implementation to c++
Work in progress.
I need to write some benchmarks before making this pull-request ready.
Benchmark on all fs commands: https://ci.nodejs.org/view/Node.js%20benchmark/job/benchmark-node-micro-benchmarks/1575/
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Work in progress.
I need to write some benchmarks before making this pull-request ready.
Benchmark on all fs commands: https://ci.nodejs.org/view/Node.js%20benchmark/job/benchmark-node-micro-benchmarks/1575/