The debut feature from Scottish filmmaking prodigy Charlotte Wells comes with plenty of “buzz,” but is it worthy of the hype? — Charlotte Wells’ debut feature film Aftersun is a bonafide critical smash hit. Arriving at the Cannes film festival earlier this year, you would have assumed, considering the critical reaction that accompanied it, that this movie was composed out of manna from heaven. Most critics awarded Aftersun with a perfect five-star…