Update CHANGELOG using the features section

Author: antonis

CHANGELOG.md

@@ -12,7 +12,7 @@
 
 - Enhanced accuracy of time-to-display spans. ([#4189](https://github.com/getsentry/sentry-react-native/pull/4189))
 
-### Changes
+### Features
 
 - Enables Spotlight in Android and iOS SDKs ([#4211](https://github.com/getsentry/sentry-react-native/pull/4211))