She says that if the roles were reversed, what she would do is reach out and start a conversation, but she is contradicting that by deleting comments that don't agree with her, or that criticise the apology.
She says that she changed in the past 6 or 7 years but some of the tweets that were found were more recent than this.
The only thing that has changed here is her awareness that right wing beliefs are to be kept secret or its bad for business. She may not use slurs in public any more but she sure will continue going hunting with her family. She probably doesn't think this needs to be addressed because no people were directly impacted by it, not the way the slurs affected a huge number of people.