Indium — Indium 1.0.12 for Minecraft 1.19.3/Sodium 0.4.8

— Update to Sodium 0.4.8 (comp500)
— Fix Github URL to use to-be-created tag (comp500)

See the full changes on Github: https://github.com/comp500/Indium/commits/1.0.12+mc1.19.3