Fix snapshot URL

Author: ogoffart

docs/resources/slint-docs-preview.html

@@ -5,7 +5,7 @@
 <script type="module">
     "use strict";
     //import * as slint from 'https://sixtyfps.io/releases/0.x.0/wasm-interpreter/slint_wasm_interpreter.js';
-    import * as slint from 'https://sixtyfps.io/snapshots/wip/rename/wasm-interpreter/slint_wasm_interpreter.js';
+    import * as slint from 'https://sixtyfps.io/snapshots/rename/wasm-interpreter/slint_wasm_interpreter.js';
 
     async function render_or_error(source, div) {
         let canvas_id = 'canvas_' + Math.random().toString(36).substr(2, 9);