[llvm] [AArch64][ABI] Pass v8f32 on the stack (PR #69729)

[via llvm-commits]

vfdff wrote:

> @vfdff I fixed in #70034 (will be merged soon) not to create `v8f32` in the ArgumentPromotion pass. If `v8f32` is created in another place, #70034 does not fix anything.

Thanks for your explaination, I try to check this because [PR74395](https://discourse.llvm.org/t/aarch64-abi-should-we-add-more-fixed-vector-type-wider-than-128-bit/74395)

https://github.com/llvm/llvm-project/pull/69729