虽然调用了view. layoutifneed()，但Swift iOS -Constraint并不是动画化

I have a rounded likeButton that is behind a rounded moreButton. The likeButton is pinned to the centerX and centerY of the moreButton. When I press the moreButton I want to animate the likeButton 200 points above the moreButton.I have a rounded likeButton that is behind a ro