add changelog

Author: krystofwoldrich

CHANGELOG.md

@@ -22,6 +22,8 @@
   });
   ```
 
+- Add `createTimeToInitialDisplay({useFocusEffect})` and `createTimeToFullDisplay({useFocusEffect})` to allow record full display on screen focus ([#4665](https://github.com/getsentry/sentry-react-native/pull/4665))
+
 ### Fixes
 
 - Considers the `SENTRY_DISABLE_AUTO_UPLOAD` and `SENTRY_DISABLE_NATIVE_DEBUG_UPLOAD` environment variables in the configuration of the Sentry Android Gradle Plugin for Expo plugin ([#4583](https://github.com/getsentry/sentry-react-native/pull/4583))