Update ChangeLog

Author: sebastianbergmann

ChangeLog-8.5.md

@@ -2,6 +2,12 @@
 
 All notable changes of the PHPUnit 8.5 release series are documented in this file using the [Keep a CHANGELOG](https://keepachangelog.com/) principles.
 
+## [8.5.12] - 2020-MM-DD
+
+### Fixed
+
+* [#4529](https://github.com/sebastianbergmann/phpunit/issues/4529): Debug mode of Xdebug 2 is not disabled for PHPT tests
+
 ## [8.5.11] - 2020-11-27
 
 ### Changed
@@ -100,6 +106,7 @@ All notable changes of the PHPUnit 8.5 release series are documented in this fil
 * [#3967](https://github.com/sebastianbergmann/phpunit/issues/3967): Cannot double interface that extends interface that extends `\Throwable`
 * [#3968](https://github.com/sebastianbergmann/phpunit/pull/3968): Test class run in a separate PHP process are passing when `exit` called inside
 
+[8.5.12]: https://github.com/sebastianbergmann/phpunit/compare/8.5.11...8.5
 [8.5.11]: https://github.com/sebastianbergmann/phpunit/compare/8.5.10...8.5.11
 [8.5.10]: https://github.com/sebastianbergmann/phpunit/compare/8.5.9...8.5.10
 [8.5.9]: https://github.com/sebastianbergmann/phpunit/compare/8.5.8...8.5.9