Bad marketing news for Steven Spielberg’s Disclosure Day . Despite the Trump administration and some members of Congress repeatedly teasing the pending release of documents that might prove the existence of extraterrestrial life, former President Barack Obama firmly insists the government isn’t actually hiding anything of true significance on the topic. In a sitdown with Stephen Colbert for CBS’ The Late Show , Obama sought to firmly clarify his viral comment earlier this year about aliens being “real” and threw cold water on the idea that the government is hiding any legit evidence of alien life or ships from other worlds. Colbert first told Obama “nobody believed you” when the former president tried to walk back his tantalizing original statement — clarifying that he meant aliens were real somewhere in the universe — and asked him to be honest.…