debian-installer - en to am translation catalogue (4 entries)

note: Type: select Choices :sl5: TRANSLATORS, please translate "Finish" the same way you translate it in the 'Select "Finish" at the bottom of the list when you are done' string
en: Finish
am: ጨርሽ

note: Type: select Description :sl5:
en: Select "Finish" at the bottom of the list when you are done.
am: ሲጨርሱ በዝርዝሩ መጨረሻ (ጨርስ) "Finish" የሚለውን ይምረጡ።

note: Type: error Description :sl5:
en: An invalid device number has been chosen.
am: የተመረጠው የተሳሳተ የአካል ቁጥር ነው።

note: Type: text Description :sl5:
en: Formatting ${device}...
am: ${device}ን በማሟሸት ላይ...
