Update status

Author: djc

README.md

@@ -11,7 +11,7 @@ platform's native certificate store when operating as a TLS client.
 > [deployment considerations](https://github.com/rustls/rustls-platform-verifier?tab=readme-ov-file#deployment-considerations).
 
 # Status
-rustls-native-certs is currently in development.
+rustls-native-certs is mature and widely used.
 
 If you'd like to help out, please see [CONTRIBUTING.md](CONTRIBUTING.md).