Alias waffle_cone -> ice_cream_cone

BUR #15502 has been rejected.

create alias waffle_cone -> ice_cream_cone

They're the same thing. An implication was created in topic #11931 but I don't think we need both tags.

This bulk update request is pending automatic rejection in 5 days.

This bulk update request has been rejected because it was not approved within 45 days.

The bulk update request #15502 (forum #234847) has been rejected by @DanbooruBot.