Update the rebranding and fix issues

e2e-tests/snapshots/edit_code.spec.ts_edited-mde-with-dyad.txt

@@ -316,7 +316,6 @@ export default App;
 
 
 === src/components/made-with-dyad.tsx ===
-export const MadeWithDyad = ;        href="https://www.dyad.sh/"
         target="_blank"
         rel="noopener noreferrer"
         className="text-sm text-gray-500 hover:text-gray-700 dark:text-gray-400 dark:hover:text-gray-200"
@@ -5585,7 +5584,6 @@ createRoot(document.getElementById("root")!).render(<App />);
 === src/pages/Index.tsx ===
 // Update this page (the content is just a fallback if you fail to update the page)
 
-import { MadeWithDyad } from "@/components/made-with-dyad";
 
 const Index = () => {
   return (
@@ -5596,7 +5594,6 @@ const Index = () => {
           Start building your amazing project here!
         </p>
       </div>
-      <MadeWithDyad />
     </div>
   );
 };