Fix typos in declarations of swift_ptrauth_key_associated_type and swift_ptrauth_key_associated_conformance (#30363)

Author: kubamracek

stdlib/public/runtime/Metadata.cpp

@@ -4301,8 +4301,10 @@ static bool doesNotRequireInstantiation(
   return true;
 }
 
+#if SWIFT_PTRAUTH
 static const unsigned swift_ptrauth_key_associated_type =
-  swift_ptrauth_key_associated_type;
+  ptrauth_key_process_independent_code;
+#endif
 
 /// Given an unsigned pointer to an associated-type protocol witness,
 /// fill in the appropriate slot in the witness table we're building.
@@ -4316,10 +4318,10 @@ static void initAssociatedTypeProtocolWitness(const Metadata **slot,
   swift_ptrauth_init(slot, witness, reqt.Flags.getExtraDiscriminator());
 }
 
+#if SWIFT_PTRAUTH
 static const unsigned swift_ptrauth_key_associated_conformance =
-  swift_ptrauth_key_associated_conformance;
+  ptrauth_key_process_independent_code;
 
-#if SWIFT_PTRAUTH
 /// Given an unsigned pointer to an associated-conformance protocol witness,
 /// fill in the appropriate slot in the witness table we're building.
 static void initAssociatedConformanceProtocolWitness(void **slot, void *witness,