iso_3166_2: Danish by Joe Hansen from TP
Prepare release 3.57
Slovak (sk) translation update
Turkish translation update
Document Slovak translation update in Changelog
Update Slovak (sk) translation
iso_639_3: Polish by Jakub Bogusz from TP
iso_639_5: Polish by Jakub Bogusz from TP
Correct changelog entries
Turkish by Atila KOÇ. Closes: #769312