[llvm] [NewPM][BPF] Add BPFPassRegistry.def NFCI (PR #86241)

[Arthur Eubanks via llvm-commits]

https://github.com/aeubanks approved this pull request.

actually I see now that this is just replacing the existing pass parsing/adding stuff, so this is fine

https://github.com/llvm/llvm-project/pull/86241