fix: handle ITEM cursor index in restore_cursor and remove duplicate

MainGame.gd

@@ -70,8 +70,14 @@ func set_script_cursor() -> void:
 func restore_cursor() -> void:
 	is_script_running = false
 	is_cursor_locked = false  # Unlock cursor
-	Input.set_custom_mouse_cursor(cursors[previous_cursor_index])
-	
+	if previous_cursor_index == ActionState.Action.ITEM:
+		if item_cursor:
+			Input.set_custom_mouse_cursor(item_cursor)
+		else:
+			Input.set_custom_mouse_cursor(cursors[ActionState.Action.WALK])
+	else:
+		Input.set_custom_mouse_cursor(cursors[previous_cursor_index])
+
 func _unhandled_input(event: InputEvent) -> void:
 	$SceneViewport.push_input(event)