typo fix per @rcmurphy review

Author: n2ygk

CHANGELOG.md

@@ -17,7 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [unreleased]
 
 ### Changed
-* `createpplication` management command enhanced to display an auto-generated secret before it gets hashed.
+* #1152 `createapplication` management command enhanced to display an auto-generated secret before it gets hashed.
 
 ## [2.0.0] 2022-04-24