wip(docs): remove v0.7.x comment

Author: FranckFreiburger

README.md

@@ -42,14 +42,6 @@ Load .vue files dynamically at runtime from your html/js. No node.js environment
         return {
           getContentData: asBinary => asBinary ? res.arrayBuffer() : res.text(),
         }
-
-
-        /* v0.7.x
-        const res = await fetch(url);
-        if ( !res.ok )
-          throw Object.assign(new Error(res.statusText + ' ' + url), { res });
-        return await res.text();
-        */
       },
       addStyle(textContent) {