Former President Donald Trump once again bragged about his cognitive skills at his 78th birthday celebration in West Palm Beach on Friday evening, proclaiming that he “aced” the dementia test he had been given. “I think we should have — and I have called it, all presidents should have aptitude tests, IQ tests, or cognitive tests,” said Trump. “Dr. Ronny Jackson gave me one,” referring to his former scandal-plagued physician who now represents a congressional district in North Texas. Trump went on to say, “I aced it.” Want more breaking political news? Click for the latest headlines at Raw Stor…