SEO: drop empty verification key (was emitting nothing useful)

src/app/layout.tsx

@@ -17,6 +17,14 @@ const jetbrainsMono = JetBrains_Mono({
 
 const SITE_URL = "https://wilddragon.net";
 
+// When you set up Search Console / Bing Webmaster Tools, paste the
+// verification tokens here and add the `verification` block to `metadata`.
+// Example:
+//   verification: {
+//     google: "abcd1234...",
+//     other: { "msvalidate.01": "..." },
+//   }
+
 export const metadata: Metadata = {
   title: {
     default:
@@ -80,11 +88,6 @@ export const metadata: Metadata = {
       "max-video-preview": -1,
     },
   },
-  verification: {
-    // Add when you set these up in Search Console / Bing Webmaster Tools
-    // google: "...",
-    // other: { "msvalidate.01": "..." },
-  },
 };
 
 const structuredData = {