HOLLYWOOD — Hollywood singer-songwriter Wes Ryce entered a national “Super Dad” contest on a whim. Six weeks and several rounds later, his kids are cheering him on and he is one wild card win away from the contest’s final group of eight. Ryce, who fronts the band Wes Ryce & The Vice, finished second in his group by a narrow margin when voting closed Thursday night, he told the Chronicle in an email. That sent him into the contest’s wild card rou…