Update CHANGELOG.md

Author: oleibman

CHANGELOG.md

@@ -26,7 +26,9 @@ and this project adheres to [Semantic Versioning](https://semver.org).
 ### Fixed
 
 - Incorrect Reader CSV with BOM. [Issue #4028](https://github.com/PHPOffice/PhpSpreadsheet/issues/4028) [PR #4029](https://github.com/PHPOffice/PhpSpreadsheet/pull/4029)
-- POWER Null/Bool Args. [PR #4031](https://github.com/PHPOffice/PhpSpreadsheet/pull/4031) 
+- POWER Null/Bool Args. [PR #4031](https://github.com/PHPOffice/PhpSpreadsheet/pull/4031)
+- Do Not Output Alignment and Protection for Conditional Format. [Issue #4025](https://github.com/PHPOffice/PhpSpreadsheet/issues/4025) [PR #4027](https://github.com/PHPOffice/PhpSpreadsheet/pull/4027)
+- Xls Conditional Format Improvements. [PR #4030](https://github.com/PHPOffice/PhpSpreadsheet/pull/4030)
 
 ## 2024-05-11 - 2.1.0