Update changelog

CHANGELOG.md

@@ -1,6 +1,7 @@
 # Release Notes
 
 ## [Unreleased](https://github.com/pixelfed/pixelfed/compare/v0.12.3...dev)
+- Update AP helpers, reject statuses with invalid dates ([960f3849](https://github.com/pixelfed/pixelfed/commit/960f3849))
 -  ([](https://github.com/pixelfed/pixelfed/commit/))
 
 ## [v0.12.4 (2024-11-08)](https://github.com/pixelfed/pixelfed/compare/v0.12.4...dev)