[llvm] [VPlan] Compute induction end values in VPlan. (PR #112145)

[Florian Hahn via llvm-commits]

fhahn wrote:

> Patch should be marked NFC?

Yep it should be NFC modulo slight reordering of phis/induction-end computations

https://github.com/llvm/llvm-project/pull/112145