Update CHANGELOG.md

Author: cewald

CHANGELOG.md

@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add ElasticSearch client support for HTTP authentication - @cewald (#397)
 - Endpoint for reset password with reset token. Only for Magento 2 - @Fifciu
 - Varnish Cache with autoinvalidation by Cache tags as addon - @Fifciu
+- Add `resetPasswordUsingResetToken` to `magento1` platform - @cewald (#415)
 
 ### Fixed
 - add es7 support for map url module and fixed default index for es config - @gibkigonzo