[llvm] Revert "[APInt] Remove multiplicativeInverse with explicit modulus (#… (PR #87812)

[Jakub Kuderski via llvm-commits]

https://github.com/kuhar commented:

If you want this to be a revert, don't apply any other changes even if this leads to CI complaining about formatting etc.

But from the sounds of it, I don't think we should revert this one.

https://github.com/llvm/llvm-project/pull/87812