[llvm] [AMDGPU] prevent shrinking udiv/urem if either operand is in (SignedMax,UnsignedMax] (PR #116733)

[Joseph Huber via llvm-commits]

jhuber6 wrote:

Failures go away when I revert this patch locally, so I'm going to revert.

https://github.com/llvm/llvm-project/pull/116733