[llvm] [LV] Optimize VPWidenIntOrFpInductionRecipe for known TC (PR #118828)

[Hari Limaye via llvm-commits]

hazzlim wrote:

@fhahn polite ping on this - the PR had gone a bit out of sync with recent updates to `optimizeForTCAndVFAndUF`, so I've rebased & fixed things.

https://github.com/llvm/llvm-project/pull/118828