updateTransition
open override fun updateTransition(args: ImmutableList<T>, backStackDepth: Int): Transition<NavigatorDefaults.DefaultDecorator.DefaultAnimatedState<T>>(source)
Sets up a Transition for driving an AnimatedContent used to navigate between screens. The transition should be setup from the current NavDecoration.DecoratedContent arguments and backstack depth, and then updated when the arguments or backstack depth change.