[clang] [llvm] [AMDGPU] Add three target features msad-insts, mqsad-pk-insts, and mqsad-insts (PR #198432)

[Shilei Tian via cfe-commits]

shiltian wrote:

> Missing sema test changes?

There is no sema related changes.

https://github.com/llvm/llvm-project/pull/198432