[libunwind] [llvm] [AArch64] Add .cfi_non_hint_pauth_frame when PAuth_LR instructions used for signing (PR #233885)

[Kerry McLaughlin via cfe-commits]

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@@ -3793,6 +3791,10 @@ def EMITBKEY : Pseudo<(outs), (ins), []>, Sched<[]> {}
 // augmentation string.
 def EMITMTETAGGED : Pseudo<(outs), (ins), []>, Sched<[]> {}
 
+// Pseudo instruction to tell the streamer to emit an 'N' character into the
+// augmentation string.
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kmclaughlin-arm wrote:

Thanks, I've renamed it to `EMITNONHINTED`.

https://github.com/llvm/llvm-project/pull/233885