[llvm] [AArch64] Enable masked load/store for Streaming-SVE with -march=armv8-a+sme (PR #163133)

[Shikhar Jain via llvm-commits]

ShikharjQUIC wrote:

> It looks like you added it for AArch64, which is good, but not removed it from llvm/test/Transforms/LoopVectorize/masked_ldst_sme.ll.

My Bad, Apologies!. Now I have removed it. 

https://github.com/llvm/llvm-project/pull/163133