In particular ensure that luci-base has an (empty for now) po file
available so that lithuanian becomes available for building.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>

Sync translations

Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>

Sync translations.

Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>

weblate was inititally badly setup to not detect some luci-apps, however
this is fixed now and so additional PO files to translate.

Signed-off-by: Paul Spooren <mail@aparcar.org>

Add template.

Signed-off-by: Franco Castillo <castillofrancodamian@gmail.com>