No, it’s not.
What the philosoraptor is saying is that literally any computer program is machine learning, which is untrue.
An expert system is a system designed to simulate an expert. It’s something you would seek advice from in some way. They’re used in medical diagnoses and stock market trading, for example.
This guy is an idiot. I don’t have anything against LGBTQ people, but when it comes to medical stuff, you’re biologically male or female, because it matters for the sorts of health risks you might be susceptible to.