Called back II

Author: IThundxr

src/main/java/com/simibubi/create/impl/registrate/CreateRegistrateRegistrationCallbackImpl.java

@@ -14,7 +14,7 @@
 import net.minecraft.resources.ResourceLocation;
 
 public class CreateRegistrateRegistrationCallbackImpl {
-	private static final List<CallbackImpl<?>> CALLBACKS = new ArrayList<>();
+	private static final List<CallbackImpl<?>> CALLBACKS = Collections.synchronizedList(new ArrayList<>());
 
 	@UnmodifiableView
 	public static final List<CallbackImpl<?>> CALLBACKS_VIEW = Collections.unmodifiableList(CALLBACKS);