[llvm] [RISCV] DAGCombine canonicalizes the true operand of vselect to have one use (PR #206449)

[Craig Topper via llvm-commits]

topperc wrote:

The title should be written to describe this as a change. Right now it reads like a statement of what the current behavior is.

https://github.com/llvm/llvm-project/pull/206449