docs: updates REAMDE.md

README.md

@@ -54,7 +54,7 @@ const {TrieRouterDataMapper} = require('@e22m4u/js-trie-router-data-mapper');
 import {TrieRouter} from '@e22m4u/js-trie-router';
 import {TrieRouterDataMapper} from '@e22m4u/js-trie-router-data-mapper';
 
-const router = new TrieRouter();
+const router = new TrieRouter(); // экземпляр маршрутизатора
 router.useService(TrieRouterDataMapper); // <= подключение модуля
 ```