By Tzvi Machlin The Los Angeles Lakers have been almost unwatchable since the end of the All-Star break and Charles Barkley has had enough of them. But Barkley has a suggestion for improving the Lakers involving LeBron James’ son Bronny James. After the Lakers lost their fourth straight game yesterday, Barkley suggested on Inside the NBA that Bronny James could come help. He joked that Bronny could either start or come off the bench for the Lakers. “Does Bronny start or come off the bench if he gets on this team this year?” Barkley jokingly asked. That got a big laugh from his fellow TNT analy…