[MC-131760] trees generate with wood blocks in the leaves

while exploring a randomly generated world, I found that, not sure if it is fixed in the 1.13 pre3

Linked issues

[Bot] Arisa 2018-06-21T14:36:53Z

Please do not mark unreleased versions as affected.
You don't have access to them yet.

qwerty23495 2018-06-21T15:29:03Z

Seed and coordinates, please.

Julien Piejut 2018-06-22T08:55:49Z

the seed is -5636050311414069322 and the coordinates are x 200 z 88 in 1.13-pre2