[llvm] [VP][RISCV] Introduce llvm.vp.minimum/maximum intrinsics (PR #74840)

[Simeon K via llvm-commits]

simeonkr wrote:

> The bot shows a failure in BOLT :: RISCV/relax.s, is that unrelated?

Yes, it's unrelated. It's passing after I rebased.

https://github.com/llvm/llvm-project/pull/74840