(inventory, items)
:param inventory: dict - dictionary of existing inventory.
    :param items: list - list of items to update the inventory with.
    :return:  dict - the inventory dictionary update with the new items.
def add_items(inventory, items):
    """

    :param inventory: dict - dictionary of existing inventory.
    :param items: list - list of items to update the inventory with.
    :return:  dict - the inventory dictionary update with the new items.
    """

    pass
def add_items ( inventory , items ) : pass