Fix date of 2.2.0 release

Author: jmurty

CHANGELOG.md

@@ -8,7 +8,7 @@ The format is based on [Keep a Changelog][1], and this project adheres to
 [1]: https://keepachangelog.com/en/1.0.0/
 [2]: https://semver.org/spec/v2.0.0.html
 
-## [2.2.0] - 2022-06-14
+## [2.2.0] - 2022-07-09
 
 ### Added