In flat worlds, if your boat burns up you teleport to Y = 0

Steps to reproduce

1. Create a new flat world.
2. Board a boat.
3. Set the boat on fire.

Expected result

When the boat breaks, you remain at your current position.

Observed result

When the boat breaks, you teleport to ~ 0 ~ (Y coordinate changes to 0, X and Z stay the same).

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Warp by burning the boat the player is on
This also happens in survival mode