DOC: Update changelog for release

CHANGELOG.md

@@ -17,14 +17,19 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed ###
 
-* [#64](https://gitlab.com/caosdb/caosdb-pylib/-/issues/64) Use `Dict[]` and
-  `List[]` from `typing` for type hinting instead of `dict[]` and `list[]` for
-  compatibility with Python<3.9.
-
 ### Security ###
 
 ### Documentation ###
 
+## [0.7.4] - 2022-05-31
+(Florian Spreckelsen)
+
+### Fixed ###
+
+* [#64](https://gitlab.com/caosdb/caosdb-pylib/-/issues/64) Use `Dict[]` and
+  `List[]` from `typing` for type hinting instead of `dict[]` and `list[]` for
+  compatibility with Python<3.9.
+
 ## [0.7.3] - 2022-05-03
 (Henrik tom Wörden)