docs: update changelog

Author: uerceg

CHANGELOG.md

@@ -1,3 +1,16 @@
+### Version 5.4.2 (12th August 2025)
+#### Fixed
+- Fixed first session delay pre-init actions array lazy initialization.
+
+#### Changed
+- Updated purchase verification handler (internal changes).
+
+#### Native SDKs
+- [[email protected]][ios_sdk_v5.4.3]
+- [[email protected]][android_sdk_v5.4.2]
+
+---
+
 ### Version 5.4.1 (28th July 2025)
 #### Added
 - Added support for Google On-Device-Measurement. For more details about this feature, refer to the [official documentation](https://dev.adjust.com/en/sdk/react-native/plugins/google-odm).
@@ -764,6 +777,7 @@ In case you were using beta version of the SDK v5, please switch to the official
 [ios_sdk_v5.1.1]: https://github.com/adjust/ios_sdk/tree/v5.1.1
 [ios_sdk_v5.4.0]: https://github.com/adjust/ios_sdk/tree/v5.4.0
 [ios_sdk_v5.4.1]: https://github.com/adjust/ios_sdk/tree/v5.4.1
+[ios_sdk_v5.4.3]: https://github.com/adjust/ios_sdk/tree/v5.4.3
 
 [android_sdk_v4.10.4]: https://github.com/adjust/android_sdk/tree/v4.10.4
 [android_sdk_v4.11.0]: https://github.com/adjust/android_sdk/tree/v4.11.0
@@ -807,3 +821,4 @@ In case you were using beta version of the SDK v5, please switch to the official
 [android_sdk_v5.1.0]: https://github.com/adjust/android_sdk/tree/v5.1.0
 [android_sdk_v5.4.0]: https://github.com/adjust/android_sdk/tree/v5.4.0
 [android_sdk_v5.4.1]: https://github.com/adjust/android_sdk/tree/v5.4.1
+[android_sdk_v5.4.2]: https://github.com/adjust/android_sdk/tree/v5.4.2