Fossils get cut off at chunk borders

Fossils now generate in a way that they intersect with chunk boundaries. However, they get cut of at any chunk border.

How to reproduce:

• Create a world with seed -247011686617248960

• Go to spectator mode

• /execute in minecraft:overworld run tp @s 12289.19 -27.63 3403.60 66.16 40.20

• /fill ~ ~1 ~ ~-10 ~-5 ~5 minecraft:air replace minecraft:deepslate

• enable chunk borders with F3+G

• notice that the fossil is cut in half at the chunk border