[llvm] [RISCV][GlobalISel] Legalize scalable vectorized G_ADD, G_SUB, G_AND, G_OR, and G_XOR (PR #71400)

[Michael Maitland via llvm-commits]

michaelmaitland wrote:

Committed in https://github.com/llvm/llvm-project/commit/e42a70afab47a7a9e76a40bb553eee458a5f18ae

https://github.com/llvm/llvm-project/pull/71400