[llvm] [CodeGen] Allow `CodeGenPassBuilder` to add module pass after function pass (PR #77084)

[Nico Weber via llvm-commits]

nico wrote:

Looks like this might be breaking tests on Mac: http://45.33.8.238/macm1/76477/step_11.txt

Please take a look. Does the failure make sense to you?

https://github.com/llvm/llvm-project/pull/77084