Update CHANGELOG.md

Author: daymxn

firebase-ai/CHANGELOG.md

@@ -7,11 +7,11 @@
   configured.
 * [changed] Added a `dilation` parameter to `ImagenMaskReference.generateMaskAndPadForOutpainting`
   (#7260)
-* [feature] Added a new configuration option to enable limited-use App Check tokens for attesting
-  Firebase AI Logic requests. This enhances security against replay attacks. To use this feature,
-  configure it explicitly via the new `useLimitedUseAppCheckTokens` parameter when initializing
-  `FirebaseAI`. We recommend migrating to limited-use tokens now, so your app will be ready to take
-  advantage of replay protection when it becomes available for Firebase AI Logic. 
+* [feature] Added support for limited-use tokens with Firebase App Check. These short-lived tokens
+  provide greater protection for the APIs that give you access to Gemini and Imagen models. Learn
+  how to [enable usage of limited-use tokens](https://firebase.google.com/docs/ai-logic/app-check).
+  (#7285)
+
 
 # 17.1.0
 =======