Update el_keyboard.lua (#8622)
Update el_keyboard.lua (#8622)

Adding some combinations with accents and breathings.
Frenzie/koreader,NiLuJe/koreader,Frenzie/koreader,koreader/koreader,poire-z/koreader,poire-z/koreader,NiLuJe/koreader,koreader/koreader