docs: update binding name

Author: farnabaz

docs/nuxt.config.ts

@@ -34,7 +34,7 @@ export default defineNuxtConfig({
     },
     database: {
       type: 'd1',
-      binding: 'DB',
+      bindingName: 'DB',
       // type: 'libsql',
       // url: process.env.TURSO_DATABASE_URL!,
       // authToken: process.env.TURSO_AUTH_TOKEN!,