Added v4.2.2 into CHANGELOG.md

Author: vyskocilpavel

CHANGELOG.md

@@ -2,6 +2,8 @@
 All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
+
+## [v4.2.2]
 #### Fixed
 - Allow to get SP name from UIInfo>DisplayName if isset
 
@@ -170,6 +172,7 @@ All notable changes to this project will be documented in this file.
 - Changelog
 
 [Unreleased]: https://github.com/CESNET/proxystatistics-simplesamlphp-module/tree/master
+[v4.2.2]: https://github.com/CESNET/proxystatistics-simplesamlphp-module/tree/v4.2.2
 [v4.2.1]: https://github.com/CESNET/proxystatistics-simplesamlphp-module/tree/v4.2.1
 [v4.2.0]: https://github.com/CESNET/proxystatistics-simplesamlphp-module/tree/v4.2.0
 [v4.1.0]: https://github.com/CESNET/proxystatistics-simplesamlphp-module/tree/v4.1.0