By Tom Bowles The NASCAR Cup Series returns from its break for the Ally 400 at Nashville Superspeedway. Our daily fantasy (DFS) NASCAR expert gives the best lineup picks for DraftKings success on this still somewhat unfamiliar 1.33-mile oval. It’s time for a trip to Music City for NASCAR Cup Series drivers as they look to win a guitar at Nashville Superspeedway. Let Frontstretch.com’s Joy Tomlinson get your daily fantasy NASCAR DraftKings lineups set for the Ally 400, airing on Sunday at 5 p.m. ET on NBC. The Cup Series visits the Tennessee racetrack for just the second time in its history, an…