Fix first placed block having a different list leading to new linked-blocks being out-of-sync

(teleport not working and breaking leading to unexpected and undesired states)

src/main/java/eu/ruekov/ruakij/LinkedBeaconTeleporters/linkedBeaconTeleporter/LinkedBeaconTeleporterItem.java

@@ -56,6 +56,10 @@ public class LinkedBeaconTeleporterItem extends LinkedBeaconTeleporter {
 
         // Block from item
         LinkedBeaconTeleporterBlock lbtBlock = new LinkedBeaconTeleporterBlock(this.teleporterId(), block);
+        // Both objects have different lists (as both are new), overwrite block-list with item-list
+        // FIXME: This seems like a bad design.. maybe only create the list when necessary? (e.g. keep null if no linked objects found)
+        lbtBlock.linkedBeaconTeleporters = this.linkedBeaconTeleporters;
+
         // Add to list
         this.linkedBeaconTeleporters.add(lbtBlock);