[llvm] [InstCombine] Drop `ninf` FMF when input element can be `Inf` in shuffle-select transform (PR #201315)

[Fuad Ismail via llvm-commits]

fuad1502 wrote:

Same infrastructure issue as mentioned here: https://github.com/llvm/llvm-project/issues/201785

https://github.com/llvm/llvm-project/pull/201315