InventoryGui affected by item duplication in GUIs which use GuiStorageElement
### Impact
Any plugin using the `GuiStorageElement` is impacted.
### Patches
Patched with
https://github.com/Phoenix616/InventoryGui/commit/27a52ef6d934a1c232e110e0010e4aa810c27029 ("backported" to 1.6.1-SNAPSHOT) Update to 1.6.2-SNAPSHOT to guarantee that it's included!
### Workarounds
Don't use the `GuiStorageElement` in GUIs.
### References
Original issue:
https://github.com/Phoenix616/InventoryGui/issues/48