[llvm] [ConstantRange][LVI] Add initial support for `multiplyWithNoWrap` (PR #92356)

[Antonio Frighetto via llvm-commits]

antoniofrighetto wrote:

Argh, for some reason, I kept on considering them as if they were two different ranges :( Addressed reviews, thanks! (The `(4, true)` instance uses the CR constructor for empty/full set, not the APInt one)

https://github.com/llvm/llvm-project/pull/92356