Netflix is adding an impressive 53 new shows and movies to the streaming service this week. That’s a lot, but despite the plethora of options, there’s a clear must-watch movie leading the pack. “Jay Kelly” is a new comedy-drama from acclaimed director Noah Baumbach (also Greta Gerwig’s husband) that stars George Clooney as an actor entering his golden years, wondering if he did everything right. With a cast that also stars Adam Sandler and Laura Dern, this Oscar-hopeful movie is one you won’t want to…