7191dd16 dropped the YS_OVERRIDE macro, but it was still being generated
by the python bindings generator, resulting in errors like these when
compiled with ENABLE_PYOSYS=1:
kernel/python_wrappers.cc:350:21: error: expected ‘;’ at end of member declaration
350 | virtual void help() YS_OVERRIDE;
| ^
| ;
kernel/python_wrappers.cc:350:23: error: ‘YS_OVERRIDE’ does not name a type
350 | virtual void help() YS_OVERRIDE;
| ^~~~~~~~~~~