Update changelog

CHANGELOG.md

@@ -1,6 +1,9 @@
 # Release Notes
 
 ## [Unreleased](https://github.com/pixelfed/pixelfed/compare/v0.12.2...dev)
+
+### Updates
+- Fix migrations bug ([4d1180b1](https://github.com/pixelfed/pixelfed/commit/4d1180b1))
 -  ([](https://github.com/pixelfed/pixelfed/commit/))
 
 ## [v0.12.2 (2024-07-01)](https://github.com/pixelfed/pixelfed/compare/v0.12.1...v0.12.2)