Rep. Mo Brooks, a prime speaker at Donald Trump’s January 6 insurrection rally, has put an exclamation point on his disdain for the man who endorsed — and then unendorsed — his failed U.S. Senate bid. With Trump apparently set to announce his 2024 candidacy for president, Brooks tore into his former hero in a blistering interview with al.com. “It would be a bad mistake for the Republicans to have Donald Trump as their nominee in 2024,” Brooks told AL.com. “Donald Trump has proven himself to be dishonest, disloyal, incompetent, crude and a lot of other things that alienate so many independent…