Add Gherkin formatter changes to CHANGES

Author: jamietanna

CHANGES.md

@@ -11,6 +11,10 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 
 ## [Unreleased]
 
+### Added
+* Added formatter for [Gherkin feature files](https://github.com/diffplug/spotless/issues/928)
+* Added Gradle configuration for Gherkin feature files
+
 ## [2.16.0] - 2021-09-04
 ### Added
 * Added support for `google-java-format`'s `skip-reflowing-long-strings` option ([#929](https://github.com/diffplug/spotless/pull/929))

plugin-gradle/CHANGES.md

@@ -4,6 +4,9 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 
 ## [Unreleased]
 
+### Added
+* Added Gradle configuration for Gherkin feature files
+
 ## [5.15.0] - 2021-09-04
 ### Added
 * Added support for `google-java-format`'s `skip-reflowing-long-strings` option ([#929](https://github.com/diffplug/spotless/pull/929))