[llvm] [VPlan] Remove loop region in simplifyBranchConditionForVFAndUF with EVL PHI (PR #150016)

[Florian Hahn via llvm-commits]

https://github.com/fhahn approved this pull request.

LGTM, thanks.

EVL-based phis can be handled like canonical IV phis.

https://github.com/llvm/llvm-project/pull/150016