bug with /lwc chests from 1.7.10 updating to 1.12

[Former user]

One side of a double chest will be locked, while the other side will allow a player to access the contents inside.

[Anna Bakker]

Please report 1.12 Sponge issues on the issue tracker for it: https://gitlab.com/minecraftonline/sponge-update/-/issues/