Mookie Betts felt like a new player . Physically refreshed. Mentally reinvigorated. Dodgers shortstop Mookie Betts hasn’t been an MVP-caliber hitter so far this season, but he still has those expectations. Gary A. Vasquez-Imagn Images The changes were noticeable enough that just a couple of weeks into spring training, Betts was comfortable making a bold prediction about the upcoming season. He said he would be an MVP-caliber hitter again. Sign up for the California Morning Report newsletter California's top news, sports and entertainment delivered to your inbox every day. Thanks for signing up! “That’s what I expect,” Betts said in spring training. The Dodgers are now 56 games into their schedule (ahead of Friday night), and the season hasn’t unfolded the way he envisioned. Instead of an offensive resurgence, Betts has experienced more of the same that he did in his career-worst season last year. With his team opening a three-game series against the Phillies on Friday night, he is batting .182.…