Apply suggestions from code review

Author: eendebakpt

Objects/typeobject.c

@@ -10854,13 +10854,12 @@ slot_tp_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 
     _PyCStackRef c_stackref;
     _PyThreadState_PushCStackRef(tstate, &c_stackref);
-    int meth_found = _PyObject_GetMethodStackRef(tstate, (PyObject *)type, &_Py_ID(__new__), &c_stackref.ref);
+    _PyObject_GetMethodStackRef(tstate, (PyObject *)type, &_Py_ID(__new__), &c_stackref.ref);
 
     if (PyStackRef_IsNull(c_stackref.ref)) {
         _PyThreadState_PopCStackRef(tstate, &c_stackref);
         return NULL;
     }
-    assert(meth_found);
     func = PyStackRef_AsPyObjectBorrow(c_stackref.ref);
     assert(func != NULL);
     result = _PyObject_Call_Prepend(tstate, func, (PyObject *)type, args, kwds);