[clang] [X86] Align 128/256 variants to use void * as 512 variants. (PR #66310)

[Simon Pilgrim via cfe-commits]

RKSimon wrote:

For completeness the _mm_stream_sd / _mm_stream_ss SSE4A intrinsics still need updating as well: https://github.com/llvm/llvm-project/blob/59fbba94908f65eedb8bdd619e425bf97d84b2e3/clang/lib/Headers/ammintrin.h#L158C1-L158C14

https://github.com/llvm/llvm-project/pull/66310