Add falling leaves when tree is cut

[supermassimo]

Discussed in https://github.com/orgs/DynamicTreesTeam/discussions/848

^{Originally posted by NeoForce0 February 6, 2024}
I'd suggest adding falling leaves when trees are cut down and then they can decay on their own. So this is time to give the player time to rake it up and uncover some pods, fruit or sticks