Update RSC security vulnerability guidance for Expo

Clarified actions needed for Expo users.

Author: vonovak

src/content/blog/2025/12/03/critical-security-vulnerability-in-react-server-components.md

@@ -94,11 +94,9 @@ npm install @vitejs/plugin-rsc@latest
 
 ### Expo {/*expo*/}
 
-Upgrade to the latest `react-server-dom-webpack`:
+You only need to take action if you're using experimental RSC or Server Functions support in production. API routes are not affected. The impact on EAS Hosting was already mitigated through a WAF rule.
 
-```bash
-npm install react@latest react-dom@latest react-server-dom-webpack@latest
-```
+To learn more about mitigating, read the article on [expo.dev/changelog](https://expo.dev/changelog/mitigating-critical-security-vulnerability-in-react-server-components).
 
 ### Redwood SDK {/*update-redwood-sdk*/}