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

[Nick Sarnie via cfe-commits]

sarnex wrote:

FYI @mstorsjo I reverted the breaking change [here](https://github.com/llvm/llvm-project/commit/b60ee399787cb2a5f50d21932db3492cc4ff0d34), and I'll reapply it fixing the regression when I have a fix for it, sorry for the trouble.

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