[llvm] [PAC][CodeGen][ELF][AArch64] Support signed GOT (PR #96164)

[Tomas Matheson via llvm-commits]

================
@@ -24,6 +24,7 @@ namespace llvm {
 class AArch64MCExpr : public MCTargetExpr {
 public:
   enum VariantKind {
+    // clang-format off
----------------
tmatheson-arm wrote:

Ditto

https://github.com/llvm/llvm-project/pull/96164