fix(demo): set base path for sl-icon svg assets

Author: tomastrajan

projects/elements-demo/src/index.html

@@ -67,4 +67,9 @@
     src="https://platform.twitter.com/widgets.js"
     charset="utf-8"
   ></script>
+  <script type="module">
+    import { setBasePath } from 'https://cdn.jsdelivr.net/npm/@shoelace-style/[email protected]/dist/utilities/base-path.js';
+
+    setBasePath('https://angular-extensions.github.io/elements/');
+  </script>
 </html>