I18n: Update translation te (85%).

64 translated messages, 11 untranslated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation ast (98%).

74 translated messages, 1 untranslated message.

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

75 translated messages.

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