Changed Mixin from interface(?) to abstract class

src/client/java/wtf/hak/survivalfabric/mixin/client/BlockEntityRendererMixin.java

@@ -9,7 +9,7 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
 import wtf.hak.survivalfabric.config.client.ClientConfigManager;
 
 @Mixin(BlockEntityRenderer.class)
-public interface BlockEntityRendererMixin<T extends BlockEntity> {
+public abstract class BlockEntityRendererMixin<T extends BlockEntity> {
 
     @Inject(method = "getRenderDistance", at = @At("HEAD"), cancellable = true)
     private void getRenderDistance(CallbackInfoReturnable<Integer> cir) {