[llvm] [RISCV] Don't cost scalar fp ops as more expensive than vector fp ops (PR #99594)

[Craig Topper via llvm-commits]

topperc wrote:

I imagine most CPUs have more integer resources than FP so increasing vector FP to match might be better. On other hand I don't know how often we're comparing int to fp so maybe it doesn't really matter.

https://github.com/llvm/llvm-project/pull/99594