chore: Update Playground title and Github link (#1081)

Author: cpcramer

.changeset/dry-ligers-end.md

@@ -0,0 +1,5 @@
+---
+"@coinbase/onchainkit": patch
+---
+
+-**chore**: Update Playground title and Github link. By @cpcramer #1081

playground/nextjs-app-router/app/layout.tsx

@@ -7,7 +7,7 @@ import '@coinbase/onchainkit/styles.css';
 const inter = Inter({ subsets: ['latin'] });
 
 export const metadata: Metadata = {
-  title: 'OnchainKit Demo',
+  title: 'OnchainKit Playground',
 };
 
 export default function RootLayout({

playground/nextjs-app-router/components/Demo.tsx

@@ -22,7 +22,7 @@ function Demo() {
   return (
     <>
       <div className="hidden min-w-120 w-1/4 flex-col border-r bg-background p-6 sm:flex">
-        <div className="mb-12 text-lg font-semibold">OnchainKit Demo</div>
+        <div className="mb-12 text-lg font-semibold">OnchainKit Playground</div>
         <form className="grid gap-8">
           <ActiveComponent />
           <WalletType />
@@ -32,8 +32,9 @@ function Demo() {
         <a
           target="_blank"
           className="hover:underline text-sm absolute bottom-6 left-6"
-          href="https://github.com/ilikesymmetry/onchainkit-demo"
+          href="https://github.com/coinbase/onchainkit/tree/main/playground"
           rel="noreferrer"
+          title="View OnchainKit Playground on GitHub"
         >
           View Github
         </a>