docs: update changelog

Author: uerceg

CHANGELOG.md

@@ -1,3 +1,14 @@
+### Version 5.0.5 (24th October 2024)
+#### Fixed
+- Fixed issue introduced with Unity SDK v5.0.4 where the old name of native Android log level enum was being referenced (https://github.com/adjust/unity_sdk/issues/316).
+- Tagged the version which is now having submodules pointing to public repositories allowing OpenUPM to properly clone this repository (https://github.com/adjust/unity_sdk/issues/314).
+
+#### Native SDKs
+- [[email protected]][ios_sdk_v5.0.1]
+- [[email protected]][android_sdk_v5.0.1]
+
+---
+
 ### Version 5.0.4 (18th October 2024)
 #### Changed
 - Updated minimal supported Unity version to `2018.2`.