[clang] [CLANG][AArch64]Add Neon vectors for mfloat8_t (PR #99865)

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@@ -101,7 +101,8 @@ enum EltType {
   Float16,
   Float32,
   Float64,
-  BFloat16
+  BFloat16,
+  MFloat8,
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SpencerAbson wrote:

This could be removed (if we are not adding support for intrinsics in this patch).

https://github.com/llvm/llvm-project/pull/99865