SEASON FINALE: Desperate to find a woman willing to go out with him, Josh (Jay Baruchel) travels to the ends of the earth – and winds up in the remotest of arctic locations, using his friend as a translator to ask “the last woman on earth” on a date. It may sound like a rehash of Fox’s current The Last Man on Earth, but this FXX comedy uses that setup as a jumping-point to cover some new ground. And to revisit at least one former girlfriend…