[clang] [llvm] [AArch64] Add intrinsics for SME FP8 FDOT LANE instructions (PR #118492)

[Jonathan Thackray via cfe-commits]

jthackray wrote:

> [Immediate argument tests](https://github.com/llvm/llvm-project/blob/e804d5f7cc459b9310122ed5405bba5c4d6a2350/clang/test/Sema/aarch64-fp8-intrinsics/acle_sme2_fp8_imm.c)

Thanks. Looks like this is in #118549 which hasn't been merged yet (/me starts reviewing your change ;)

https://github.com/llvm/llvm-project/pull/118492