Implement events required by Simple Discord Link

Fabric/src/main/java/com/hypherionmc/craterlib/mixin/FabricMinecraftMixin.java

@@ -14,7 +14,7 @@ import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 @Mixin(Minecraft.class)
-public class MinecraftMixin {
+public class FabricMinecraftMixin {
 
     @Inject(method = "<init>", at = @At("RETURN"))
     private void injectCraterLateInit(GameConfig gameConfig, CallbackInfo ci) {

Fabric/src/main/resources/craterlib.fabric.mixins.json

@@ -6,7 +6,7 @@
   "mixins": [
   ],
   "client": [
-    "MinecraftMixin"
+    "FabricMinecraftMixin"
   ],
   "server": [
   ],