[llvm] Revert "[AArch64] Correct position of CFI Instruction for Pointer Authentication (#121559) (PR #137795)

[Jack Styles via llvm-commits]

Stylie777 wrote:

I agree with @ostannard that if we are to revert this, to only change the behaviour of `.cfi_negate_ra_state`. `cfi_negate_ra_state_with_pc` needs a more thought out fix to address its issues.

https://github.com/llvm/llvm-project/pull/137795