Vanessa Hudgens is sharing some happy news! The Tick, Tick… Boom! actor has confirmed her engagement to pro-baseballer Cole Tucker, taking to Instagram to show a sparkling ring on her (very well-manicured!) finger. Swipe below to see the close up:   View this post on Instagram A post shared by 🔮Vanessa Hudgens🔮 (@vanessahudgens) “YES. We couldn’t be…