chore: update aisearch-documents

Author: damlayildiz

sqlite-cloud/sqlite-ai/aisearch-documents.mdx

@@ -100,7 +100,7 @@ function App() {
 
 <Callout type="note">
   - Replace the `searchUrl` with your **Function URL** from Step 2 
-  - For the `apiKey`, you need to use your admin API key or an API key with read
+  - For the `apiKey`, you need to use an API key with read
   permissions on your AI docs database. Learn how to create and manage API keys
   in the [API Key documentation](/docs/apikey).
 </Callout>