chore: Update CHANGELOG

Signed-off-by: Sebastian Fey <info@sebastianfey.de>

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ### Fixed
 - Prevent yield calculation for ## as ingredient headline [#1998](https://github.com/nextcloud/cookbook/pull/1998) @j0hannesr0th
+- Add missing translatable string for recipe-creation button in empty list view [#2015](https://github.com/nextcloud/cookbook/pull/2015) @seyfeb
 
 ### Documentation
 - Improve  structure of `README.md` [#1989](https://github.com/nextcloud/cookbook/pull/1989) @seyfeb