translation(lt): Added Lithuanian translation of Tutor v. 1.4 by Laurynas Stančikas...

translation(lt): Added Lithuanian translation of Tutor v. 1.4 by Laurynas Stančikas (#14118)

This translation has been available for free download from lietuvybe.org,
then lietuvybe.akl.lt, then lietuvybė.lt since at least 2006[1], but noone
ever bothered to contribute it upstream.

[1] https://web.archive.org/web/20060222162117/http://lietuvybe.org/files/vim-tutor-lt.txt

Co-authored-by: Laurynas Stančikas <lasas@gim.ktu.lt>
Signed-off-by: 	Rimas Kudelis <rimas@kudelis.lt>
Signed-off-by: Christian Brabandt <cb@256bit.org>