Ridley Scott’s post-apocalyptic drama The Dog Stars opens into the most crowded box office weekend of the summer. Ridley Scott’s The Dog Stars hits theaters August 28, and it’s arriving with a question attached that no amount of star power can fully answer in advance: is Jacob Elordi a leading man audiences will actually pay to see alone, or a scene-stealer who’s always worked best alongside someone bigger? What The Dog Stars Is About Adapted from Peter Heller’s 2012 novel, the film is set in a Colorado ravaged by a superflu that’s wiped out most of humanity. Elordi plays Hig,…