Update import so GitHub pages work

Author: muan

examples/index.html

@@ -8,8 +8,8 @@
     <marquee-text duration="1s"><p>Hello World This is 24 Web Components</p></marquee-text>
 
     <script type="module">
-      // import 'https://unpkg.com/@github/custom-element-boilerplate@latest/dist/custom-element.js'
-      import '../src/marquee-text-element.ts'
+      import 'https://unpkg.com/marquee-text-element@latest/dist/src/marquee-text-element.js'
+//       import '../src/marquee-text-element.ts'
     </script>
   </body>
 </html>