amend TODO notes

Author: picnixz

Objects/iterobject.c

@@ -453,7 +453,8 @@ anextawaitable_throw(PyObject *op, PyObject *args)
 static PyObject *
 anextawaitable_close(PyObject *op, PyObject *args)
 {
-    // TODO(picnixz): what happens if we pass an argument to close()?
+    // TODO(picnixz): investigate why close() is marked with METH_VARARGS
+    // despite its docs indicating that it should be using METH_NOARGS.
     anextawaitableobject *obj = anextawaitableobject_CAST(op);
     return anextawaitable_proxy(obj, "close", args);
 }