If you are searching for this file, it likely means you are trying to roll back your game to a specific version for mod compatibility, or you are looking for a version of the localization files that differs from the current live version of the game.
"The Brazilian Portuguese version fixed a game-breaking bug where quest items weren't showing descriptions. Official patch ignored it for 3 months. Rune team fixed it in 5 days." – baldurs gate 3 language pack v4 1 1 3630146rune high quality