Her agent probably ‘splained things to her. “Ya gotta get out there and apologize. Grovel. Make it sound sincere or you’ll be doing dog shows, if you’re lucky! I know your friends all thought it would be hilarious, but not everyone is that progressive. You’re an actress for Gods sake, so act like you mean it.”
She already acted like she meant it, when she DID mean it. No apology will work now. Her "statement" was too effective to be retracted. She owns it permanently.