[MC-249919] Pillar in Ancient City can generate with waterlogged stairs

One of the pillars in the ancient city generates with the stairs waterlogged causing water to flow out

Seed: -2883835723621234487
Coords: /execute in minecraft:overworld run tp @s -1515.30 -36.40 -1026.44 -363.75 72.90

The pillars stairs were waterlogged causing water to flow out

The pillars stairs wouldn't be waterlogged

Attachments

Can confirm

May be related to the fix of MC-249764 because it seems to be always the same pillar. Some more examples (both seed 1):

Happens cause of chunk borders. Will fix one way and file a more generic bug.