revert the change to simulation result in the message log for lats agent

Author: TataKKKL

visual-tree-search-app/components/MessageLogPanelLATS.tsx

@@ -72,6 +72,7 @@ interface ParsedMessage {
   value?: number;
   visits?: number;
   terminal_node_description?: string;
+  reward?: number;
   step?: number;
   step_name?: string;
   iteration?: number;