Arithmetic Operation (8.x-1.0) - en to am translation catalogue (4 entries)

en: Prefix
am: ቅድመ ቅጥያ

en: Suffix
am: ቅጥያ

en: Size of textfield
am: የፅሁፍ መስኩ መጠን

en: Placeholder
am: ቦታ ያዥ
