change so it stops one tile from edge

[todo]

https://github.com/oref/SiliconBlood/blob/ce9827fb097eaa5a215729d12dcbec1f202b2833/dungeons.py#L509-L514

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This issue was generated by todo based on a TODO comment in ce9827f. It's been assigned to @Oref because they committed the code.

[todo]

This issue has been reopened because the TODO comment still exists in dungeons.py, as of ff8faa8.

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If this was not intentional, just remove the comment from your code. You can also set the reopenClosed config if you don't want this to happen at all anymore.