rename to match the rest of the code

src/packet/messages.rs

@@ -503,7 +503,7 @@ pub struct MagAnimation {
 
 #[pso_message(0x63)]
 pub struct FloorItemLimitItemDeletion {
-   client_item_id: u32,
+   item_id: u32,
    map_area: u16,
 }