[clang] [llvm] [AArch64] Enable svcompact intrinsic in streaming mode with SME2.2 (PR #151703)

[Amina Chabane via llvm-commits]

Amichaxx wrote:

@paulwalker-arm I asked about the byte and halfword variants just to be sure and I believe they are still awaiting approval, so I will be just focusing on the word and doubleword variants in this patch.

https://github.com/llvm/llvm-project/pull/151703