Update CHANGES.md

Author: STAR-ZERO

CHANGES.md

@@ -12,6 +12,7 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 ## [Unreleased]
 ### Changes
 * We are now opting in to Gradle's new stable configuration cache. ([#1591](https://github.com/diffplug/spotless/pull/1591))
+* Support a file name field in license headers. ([#1605](https://github.com/diffplug/spotless/pull/1605))
 
 ## [2.36.0] - 2023-02-27
 ### Added