[clang] [llvm] wip: Move instrumentation passes (PR #92171)

[Arthur Eubanks via cfe-commits]

aeubanks wrote:

can you add links to https://reviews.llvm.org/D97608, https://github.com/rust-lang/rust/issues/92109, https://github.com/llvm/llvm-project/issues/52853

https://github.com/llvm/llvm-project/pull/92171