add date to 3.3.0

ale94mleon · ale94mleon · commit 0a92d12a6381 · 2022-12-21T13:15:24.000+01:00
diff --git a/docs/source/CHANGELOG.md b/docs/source/CHANGELOG.md
@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [unreleased]
 
-## [3.3.0]
+## [3.3.0] - 2020.12.21
 
 ### Changed
 
