Earlier quoted context omitted.
Quite the opposite. The core idea of anti-discrimination law is simple: Treat people the same where they are the same and treat people different where they are different. Here the example of the rough sleeping tax applying equally to the homeless and those with homes is often used to illustrate latter.
Discrimination means recognizing the difference between things. You're insisting that discrimination is required to be non-discriminatory.
Because parsing this sentence threw me for a loop, I'll note that I think you mean "you're insisting that, in order to be non-discriminatory, discrimination is required" rather than "you're insisting that there is a requirement imposed on discrimination, to wit, that it must be non-discriminatory".