wip(docs): update README.md example

Author: FranckFreiburger

README.md

@@ -36,19 +36,19 @@ Load .vue files dynamically at runtime from your html/js. No node.js environment
       },
       async getFile(url) {
         
-        // v0.7.x
         const res = await fetch(url);
         if ( !res.ok )
           throw Object.assign(new Error(res.statusText + ' ' + url), { res });
-        return await res.text();
+        return {
+          getContentData: asBinary => asBinary ? res.arrayBuffer() : res.text(),
+        }
+
 
-        /* v0.8.x 
+        /* v0.7.x
         const res = await fetch(url);
         if ( !res.ok )
           throw Object.assign(new Error(res.statusText + ' ' + url), { res });
-        return {
-          getContentData: asBinary => asBinary ? res.arrayBuffer() : res.text(),
-        }
+        return await res.text();
         */
       },
       addStyle(textContent) {