v1.2.1 Translation update

This update adds a few translations for the music objects.

What's Changed

• ko-KR: Translations by @telk5093 in #29
• Completely rework folder structure by @karst in #28
• eo-ZZ: Translations by @tellovishous in #31
• nl-NL: Translations by @karst in #30
• pt-BR: Apply OpenRCT2/Localisation#2640 by @tupaschoal in #32
• Translations for openrct2.music.alternative.json by @karst in #33
• ca-ES: Apply to OpenRCT2/Localisation#2640 by @J0anJosep in #34
• Translate to German by @Wuzzy2 in #35

New Contributors

• @telk5093 made their first contribution in #29
• @tellovishous made their first contribution in #31
• @J0anJosep made their first contribution in #34
• @Wuzzy2 made their first contribution in #35

Full Changelog: v1.2.0...v1.2.1