[MC-129105] Shipwrecks can generate inside iceberg

I noticed a shipwreck on the surface in an iceberg. Normally shipwrecks generate underwater. Accessing it is almost impossible.

Seed : -3327957343374216397

/tp @s 725.55 76.00 -1104.62 -2201.40 89.70

Related issues

migrated 2018-05-02T14:24:02Z

[media]

migrated 2018-05-03T21:38:01Z

Shipwrecks can also generate inside the ocean floor, and into the sides of underwater hills

migrated 2018-07-07T15:42:16Z

Shipwreck no longer generate inside iceberg in 1.13-pre6. It is fixed ~~but now generate below the iceberg~~