fix

Author: gustovafing

src/main/java/com/gregtechceu/gtceu/syncsystem/data_transformers/collections/ListTransformer.java

@@ -30,8 +30,10 @@ public Tag serializeNBT(List<T> value, ISyncManaged holder) {
     public List<T> deserializeNBT(Tag tag, ISyncManaged holder, List<T> current) {
         if (!(tag instanceof ListTag listTag) || elementTransformer == null) return List.of();
 
-        return listTag.stream()
+        current.clear();
+        current.addAll(listTag.stream()
                 .map((t) -> elementTransformer.deserializeNBT(IValueTransformer.stripLdlibWrapper(t), null, null))
-                .toList();
+                .toList());
+        return current;
     }
 }