President Barack Obama is hitting the greens with a former basketball star at the private Florida golf club where “Caddyshack” was filmed. Obama played through intermittent showers at the Grande Oaks Golf Club in Fort Lauderdale. It’s a private 18-hole course where Bill Murray, Chevy Chase, Rodney Dangerfield and a rambunctious gopher got into all kinds of antics in the 1980 golf flick. …