[clang] [llvm] [AArch64] Remove SME/SVE uses of FMVDependencies (PR #93695)

[Alexandros Lamprineas via cfe-commits]

https://github.com/labrinea approved this pull request.

I am also supporting this change. We have been trying to refactor attribute parsing for target/target_clones/target_version, as well as the target feature expansion which happens due to these attributes. It's a huge mess. Sorting such test inconsistencies will help make the next steps.

https://github.com/llvm/llvm-project/pull/93695