Dave McNary Film ReporterWith only three weeks before a particularly consequential Election Day, political movies — both documentaries and docudramas — are flooding the market in an effort to keep voters engaged and enraged.Most prominent are Aaron Sorkin’s star-studded “The Trial of the Chicago 7,” Alex Gibney’s pandemic response expose “Totally Under Control” and Liz Garbus-Lisa Cortés’ “All In: The Fight for Democracy.”But that’s just the tip of the political iceberg of movies taking