It's fake news from a satire site.
Did "Cracker Jack" change their name to "Caucasian Jack" because that would be more politically correct? No, that's not true: the story was published by Christian-themed satire website The Babylon Bee to mock the recent real announcement about Aunt Jemima changing its brand name.
The satirical article was published by The Babylon Bee on June 17, 2020 under the headline "Cracker Jack Changes Name To More Politically Correct Caucasian Jack"...
https://leadstories.com/hoax-alert/...-more-politically-correct-caucasian-jack.html
I don't care. I am still insulted. I want my reparations!