Donald Trump on Saturday released a letter from his former physician, the controversial Rep. Ronny Jackson (R-TX), outlining the ex-president’s purported medical condition and saying it was “an absolute miracle he wasn’t killed” during a recent rally shooting. More and more people have criticized the ex-president for his lack of transparency when it comes to actions taken after his ear was grazed by a bullet while he was speaking on stage at a rally in Pennsylvania. He is scheduled to give his first rally since that time Saturday. Hours before the planned Michigan event, Trump published a lett…