[llvm] [APInt] Remove multiplicativeInverse with explicit modulus (PR #87644)

[Jay Foad via llvm-commits]

jayfoad wrote:

> What is the impetus for removing this? We have out-of-tree uses of this method for non-power-of-two moduli.

Just that there are no in-tree uses. If you need it out-of-tree you can reinstate it out-of-tree.

https://github.com/llvm/llvm-project/pull/87644