Tourism officials banking on this year’s marketing theme celebrating local music might get a boost if state lawmakers OK a bill aimed at strengthening the industry and keeping talent in Georgia. The bill is modeled on a similar incentive for the film and television industry that has helped lure a number of big-budget movie productions from the West Coast in recent years. Lanier Islands has been a key location in Hall County for several Hollywood movies in the past few years, including “Blended,” featuring Adam Sandler and Drew Barrymore, which shot for more than 50 days locally.