Update BindingsHooks.cpp

Author: blueloveTH

src/lang/BindingsHooks.cpp

@@ -107,9 +107,9 @@ bool GDNativeClass_getunboundmethod(py_Ref self, py_Name name) {
 				Variant res = ClassDB::instantiate(clazz);
 				py_newvariant(py_retval(), &res);
 			} else {
-				InternalArguments arguments;
+				InternalArguments args(argc - 1);
 				for (int i = 1; i < argc; i++) {
-					arguments.append(py_tovariant(&argv[i]));
+					args.set(i - 1, py_tovariant(&argv[i]));
 				}
 				Variant r_ret;
 				GDExtensionCallError r_error;