Fix import path for index.js in index.html

Author: Lymphatus

examples/index.html

@@ -90,7 +90,7 @@ <h3 class="status" id="status"></h3>
     </div>
 </div>
 <script type="module">
-    import {initialize, compress} from 'index.js';
+    import {initialize, compress} from './index.js';
 
     await initialize();