Are you seriously saying the code is stolen because it's copied? Are you stating you do not copy code from stack overflow?
Please bare in mind that AI from a month ago is shit compared to AI today so opinions on AI coding need to be constantly updated.
And lastly, who the fuck cares if Pong was AI coded for work? If it works, it works. Do you want a medal for coding it your self? Do you predict an edge case that would break AI's version of pong? There are absolutely somethings where perfect code and good enough don't have any real world impact.