‘The Dink’ Review: Pickleball Takes on Tennis in a Mild Underdog Sports Comedy

You don’t have to hit hard to win pickleball — that’s the chief lesson to be taken from “The Dink,” a sports comedy titled for the dainty signature shot of the fast-growing racket sport, and it’s one that Josh Greenbaum’s film takes to heart with its own softball comic style. Following a conceited former tennis…