LAKELAND, Fla. — Tucker Barnhart had the media scurrying to his Baseball-Reference page Tuesday morning. After taking a couple of rounds of early batting practice hitting left-handed, he hopped over to the other side of the plate and took a few more rounds hitting right-handed. What’s going on here? Quick check, yep, he’s listed as a left-handed hitter. So he was just messing around? “We don’t mess around in this camp,” manager AJ Hinch said with a wry grin. “No, it’s a real thing,” Barnhart said after the workout. “To me, with where I’m starting, I’m a switch-hitter and I’m going to be a swit…