Update plt list command

src/main/lkt.c

@@ -922,6 +922,11 @@ search_get__(struct lkt_cmd_args *args)
 noreturn void
 search_plt__(struct lkt_cmd_args *args)
 {
+    if (args->argc == 0)
+        list_plt__(args);
+    if (args->argc == 1)
+        list_plt_content__(args);
+
     fail_if(args->argc < 3, "Invalid number of arguments");
     fail_if(!lkt_valid_type(args->argv[1]), "Invalid type for query");
     char buff[LKT_MESSAGE_MAX];