I18n: Update translation ast (81%).

134 translated messages, 30 untranslated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation ast (100%).

164 translated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation ast (100%).

164 translated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).