Georgia Southern player apologizes for incident that helped get coach fired from Larry Brown Sports, with Grey Papke, and from YardBarker.com/www.yardbarker.com A Georgia Southern player is apologizing for his conduct before Saturday’s game that appears to have played a part in getting his coach fired. A viral video showed Eagles lineman Gavin Adcock surfing atop a moving team bus and chugging a beer before Saturday’s game against Louisiana. That video gained further scrutiny after the team lost to Louisiana, which resulted in the firing of coach Chad Lunsford. To make matters worse, athletic director Jared Benko suggested the incident was…