A cardiologist who advised the White House medical team under former President George W. Bush raised questions Friday over why the public doesn’t know more about the wound Donald Trump suffered during the attempt on his life last weekend. Dr. Jonathan Reiner told CNN’s Erin Burnett on “OutFront” that “we’ve been told nothing” regarding the former president’s injury. He acknowledged Trump, in accepting the GOP nomination, said that blood poured out of his ear while Secret Service agents shielded him. Reiner said he feels it’s important the public receives “full disclosure” about the former pres…