[1.21] Load `ItemComponent` defaults from extracted data

[maxomatic458]

Some items have default components (e.g a weapon has a damage component)

ideally we would use https://github.com/maxomatic458/valence/blob/12879773bd5095a3d5f42ea48b560277071eed22/crates/valence_protocol/src/item.rs#L1045-L1055

to create a Item with default components