fix: webui changelog

Author: netomi

webui/CHANGELOG.md

@@ -10,9 +10,14 @@ This change log covers only the frontend library (webui) of Open VSX.
 
 ### Changed
 
-- Migrate unit test framework from mocha to vitest
 - Replace formatting from `stylistic` with `prettier` ([#1916](https://github.com/eclipse-openvsx/openvsx/pull/1916))
 
+## [v1.0.2] (23/06/2026)
+
+### Changed
+
+- Migrate unit test framework from mocha to vitest
+
 ### Dependencies
 
 - Bump tar from `7.5.11` to `7.5.16` ([#1907](https://github.com/eclipse-openvsx/openvsx/pull/1907))