Change release date for Agents SDK v5 update

Updated release date from 2025-09-09 to 2025-09-10.

Author: whoiskatrin

src/content/changelog/agents/2025-09-03-agents-sdk-beta-v5.mdx

@@ -4,7 +4,7 @@ description: The latest release updates the Agents SDK with full AI SDK v5 compa
 products:
   - agents
   - workers
-date: 2025-09-09
+date: 2025-09-10
 ---
 
 We've shipped a new release for the [Agents SDK](https://github.com/cloudflare/agents) bringing full compatibility with [AI SDK v5](https://ai-sdk.dev/docs/introduction) and introducing automatic message migration that handles all legacy formats transparently.