Dupe with /inv and AuctionHouse

[blek-id]

Description of issue:
You can dupe your item that is being sold in AuctionHouse if your inventory is being observer with /cmi inv by other player
I have provided the video of the bug

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Cmi Version (using/cmi version): 8.8.3.2

Server Type (Spigot/Paperspigot/etc): PaperSpigot build 584

Server Version (using /ver): 1.16

Relevant plugins (Delete if this isn't needed): AuctionHouse-2.1.12

[charvyCZ]

It can be dupe without auctionhouse, just move the items to another inventory.

[Zrips]

This should be resolved with next update. Will introduce some what more robust check when it comes to another plugin modifying inventory while you looking at it