doc(CHANGELOG.md) update to version 4.5.15

Author: lucatume

CHANGELOG.md

@@ -5,6 +5,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [unreleased] Unreleased
 
+## [4.5.15] 2026-02-23;
+
 ### Fixed
 
 - Doc-block of `wp:db:import` command (thanks @sc0ttkclark).
@@ -3283,4 +3285,5 @@ Read the [migration guide here](https://wpbrowser.wptestkit.dev/migration/from-v
 [4.5.12]: https://github.com/lucatume/wp-browser/compare/4.5.11...4.5.12
 [4.5.13]: https://github.com/lucatume/wp-browser/compare/4.5.12...4.5.13
 [4.5.14]: https://github.com/lucatume/wp-browser/compare/4.5.13...4.5.14
-[unreleased]: https://github.com/lucatume/wp-browser/compare/4.5.14...HEAD
+[4.5.15]: https://github.com/lucatume/wp-browser/compare/4.5.14...4.5.15
+[unreleased]: https://github.com/lucatume/wp-browser/compare/4.5.15...HEAD