[llvm] [AArch64] Update feature dep. for Armv9.6 extensions (PR #113466)

[via llvm-commits]

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@@ -1904,6 +1926,10 @@ AArch64ExtensionDependenciesBaseArchTestParams
         {AArch64::ARMV8A, {"sme-f8f16", "nofp8"}, {}, {"fp8", "sme-f8f16"}},
         {AArch64::ARMV8A, {"nofp8", "sme-f8f32"}, {"fp8", "sme-f8f32"}, {}},
         {AArch64::ARMV8A, {"sme-f8f32", "nofp8"}, {}, {"fp8", "sme-f8f32"}},
+        {AArch64::ARMV9_6A, {"nofp8", "f8f16mm"}, {"fp8", "f8f16mm"}, {}},
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SpencerAbson wrote:

nit: could you add `f8f16mm` and `f8f32mm` to the `// fp8 -> {...` comment?

https://github.com/llvm/llvm-project/pull/113466