chore: update changelog

Author: YogendraShelke

CHANGELOG.md

@@ -4,8 +4,6 @@ All notable changes to this template will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
-
 ## [17.0.2] - 2026-01-12
 
 - We updated mendix-native to v0.3.1, enabling session cookie persistence and restoration on iOS.