gnome-languages: Fix translation of 3-letter codes
Language codes in ISO 639-1 consist of two letters, those in ISO 639-3 of three letters. Use the appropriate domain for translations.
Fixes: #197 (closed)
Language codes in ISO 639-1 consist of two letters, those in ISO 639-3 of three letters. Use the appropriate domain for translations.
Fixes: #197 (closed)