Politically active A-listers saw Eric Swalwell and thought, that’s a horse I’d like to back. Yikes! It’s yet another reminder of the not-so-keen discernment possessed by our preachy celebrity class. According to records, Swalwell, who resigned from Congress on Monday and dropped his bid for California governor as unsavory sexual misconduct accusations piled up, was the darling of Hollywood heavyweights like Sean Penn and Robert De Niro. Penn gave Swalwell’s campaign $15,000. Jon Cryer and Jon