[AuthenticationServices] Implement Xcode 16.0 beta 1-6 changes.

src/bgen/Caches/TypeCache.cs

@@ -73,6 +73,7 @@ public class TypeCache {
 	public Type SCNVector4 { get; }
 	public Type SecAccessControl { get; }
 	public Type SecIdentity { get; }
+	public Type SecKey { get; }
 	public Type SecTrust { get; }
 	public Type SecProtocolMetadata { get; }
 	public Type SecProtocolOptions { get; }
@@ -229,6 +230,7 @@ public TypeCache (MetadataLoadContext universe, Frameworks frameworks, PlatformN
 		SCNMatrix4 = Lookup (platformAssembly, "SceneKit", "SCNMatrix4");
 		SecAccessControl = Lookup (platformAssembly, "Security", "SecAccessControl");
 		SecIdentity = Lookup (platformAssembly, "Security", "SecIdentity");
+		SecKey = Lookup (platformAssembly, "Security", "SecKey");
 		SecTrust = Lookup (platformAssembly, "Security", "SecTrust");
 		SecProtocolOptions = Lookup (platformAssembly, "Security", "SecProtocolOptions");
 		SecProtocolMetadata = Lookup (platformAssembly, "Security", "SecProtocolMetadata");

src/bgen/Models/MarshalTypeList.cs

@@ -71,6 +71,7 @@ public void Load (TypeCache typeCache, Frameworks frameworks)
 			Add (typeCache.AudioUnit);
 		Add (typeCache.SecIdentity);
 		Add (typeCache.SecIdentity2);
+		Add (typeCache.SecKey);
 		Add (typeCache.SecTrust);
 		Add (typeCache.SecTrust2);
 		Add (typeCache.SecProtocolOptions);