InventoryGui allows item duplication with experimental "Bundle" item in GUIs which use GuiStorageElement

Impact Any plugin using the GuiStorageElement is impacted when used on a server which allows the currently experimental Bundle items. Patches Patched with https://github.com/Phoenix616/InventoryGui/commit/00e684bd689ebc60bcb5b83ce4ef3c5a01778494 "backported" to 1.6.3-SNAPSHOT Update to...