Blue-collar polemicist Michael Moore’s recently released documentary, “Fahrenheit 11/9,” is a call to action. The title refers to the date Donald Trump’s presidency was proclaimed after the 2016 election results were determined. It is also a play on the title of a previous Moore film, “Fahrenheit 9/11,” which was a smackdown of George W. Bush’s build-up to the Iraq war.Now on a quest to save democracy, Moore seeks to frighten us into the fray. To accomplish this mission, he evokes …