[llvm] [Valuetracking] Use all FPClasses ordering information for min/max (PR #199651)

[Niklas Ulvinge via llvm-commits]

nulvinge wrote:

> > A correctness issue was identified by [llvm-hackme](https://github.com/dtcxzyw/llvm-hackme). Please see the [issue comment](https://github.com/llvm/llvm-project/pull/199651#issuecomment-4593185101) for details.
> 
> Issue is fixed.

@dtcxzyw I have resolved the issue

https://github.com/llvm/llvm-project/pull/199651