Tag change yunica -> yunica_tovah

Even with only two images of this character from ys_origin, according to the official Japanese website's character page, yunica's full name is Yunica Tovah

http://www.falcom.co.jp/yso/character.html

+1. From playing the game, she is often referred to as Yunica Tovah.

It's official, so go for it.

It's done. Thank you.