[clang] [clang][ARM][AArch64] Don't require arm_acle header for universally defined intrinsics (PR #136742)

[Nick Sarnie via cfe-commits]

sarnex wrote:

Thanks, let me know what you find!

I'll probably revert the original patch tomorrow to fix the regression and then rework it with the fix.

https://github.com/llvm/llvm-project/pull/136742