[clang] [llvm] [LLVM][AArch64] Remove intrinsics `llvm.aarch64.neon.{s,u}{min,max}` (PR #225339)

[Ömer Sinan Ağacan via llvm-commits]

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osa1 wrote:

@thurstond do we want to remove `{s,u}{min,max}` tests too? They're being `AutoUpgrade`d to the standard intrinsics, which I assume are already tested elsewhere in MSan?

https://github.com/llvm/llvm-project/pull/225339