[llvm] [RISCV][GISel] Support G_PTRTOINT and G_INTTOPTR (PR #69542)

[Amara Emerson via llvm-commits]

aemerson wrote:

I fixed these tests to use `-mtriple` instead of `-march` in d62c6ad2b0b9. `-march` doesn't seem to set the target triple correctly which results on failures on some bot configurations.

https://github.com/llvm/llvm-project/pull/69542