Former President Donald Trump recently had dinner with several high-profile billionaire Republican donors in his Trump Tower penthouse, and spent virtually the entire event complaining about how they’re not doing enough to help him. That’s according to the New York Times, which reported that Trump is “frustrated” about consistently losing the money race to Vice President Kamala Harris. In addition to lashing out at his wealthy benefactors, the ex-president also reportedly called Harris “retarded,” which the Special Olympics has described as “a form of hate speech.” The Times’ Maggie Haberman, …