[clang] [llvm] [Clang][AArch64] Add customisable immediate range checking to NEON (PR #100278)

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https://github.com/CarolineConcatto approved this pull request.

Thank you Spencer for the patch.
I left some nits, but you can fix it before you merge the patch.


https://github.com/llvm/llvm-project/pull/100278