[PassManager] Implement DOTGraphTraitsViewer under NPM

Rename the legacy `DOTGraphTraits{Module,}{Viewer,Printer}` to the corresponding `DOTGraphTraits...WrapperPass`, and implement a new `DOTGraphTraitsViewer` with new pass manager.

Reviewed By: Meinersbur

Differential Revision: https://reviews.llvm.org/D123677