updated changelog

Author: stefanosiano

CHANGELOG.md

@@ -11,6 +11,11 @@
 - Do not override user-defined `SentryOptions` ([#4262](https://github.com/getsentry/sentry-java/pull/4262))
 - Session Replay: Change bitmap config to `ARGB_8888` for screenshots ([#4282](https://github.com/getsentry/sentry-java/pull/4282))
 
+### Internal
+
+- Added `platform` to SentryEnvelopeItemHeader ([#4287](https://github.com/getsentry/sentry-java/pull/4287))
+  - Set `android` platform to ProfileChunk envelope item header
+
 ### Dependencies
 
 - Bump Native SDK from v0.8.1 to v0.8.2 ([#4267](https://github.com/getsentry/sentry-java/pull/4267))