change format for mod jars

- remove raw jars
- replace with modrinth.index.json
=> + save storage space and network bandwidth
=> - building is now more complicated

client/minecraft/config/sodium-options.json

@@ -1,12 +0,0 @@
-{
-  "quality": {
-    "weather_quality": "FAST",
-    "enable_vignette": false
-  },
-  "advanced": {
-    "cpu_render_ahead_limit": 5
-  },
-  "performance": {
-    "use_entity_culling": false
-  }
-}