[clang] [llvm] [PAC][Driver] Support `pauthtest` ABI for AArch64 Linux triples (PR #97237)

[Daniil Kovalev via cfe-commits]

================
@@ -324,6 +324,9 @@ ARMTargetInfo::ARMTargetInfo(const llvm::Triple &Triple,
     case llvm::Triple::GNU:
       setABI("apcs-gnu");
       break;
+    case llvm::Triple::PAuthTest:
----------------
kovdan01 wrote:

No, we do not need that, thanks for bringing attention to this.

Deleted here and in `ARM::computeDefaultTargetABI`, see eae6f7c54145b19148a0ca7de639b4400db8fae9

https://github.com/llvm/llvm-project/pull/97237