Fixed tool destroy when not used

wordle/wordle.c

@@ -137,8 +137,11 @@ void destroy_game() {
 }
 
 void restart_game() {
-    destroy_tool();
-    init_tool();
+    if (mode == TOOL_ASSISTED) {
+        destroy_tool();
+        init_tool();
+    }
+
     score += (TRIES_COUNT - current_try_id) * 10;
     set_answer(get_random_word());