Fix incorrect casts for CondensedInventory instead of EntryContainer

Fix incorrect casts for CondensedInventory instead of EntryContainer

Contains a fix for slot rendering removing count information combined with adjustment to the API for compatibility with Smooth Scrolling mod

Contains a fix for slot rendering removing count information combined with adjustment to the API for compatibility with Smooth Scrolling mod.

Updated for 1.21 combined with the ability to add ItemStack data within Items of a given entry.