changelog entry

CHANGELOG.md

@@ -10,6 +10,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## Unreleased (Patch)
 
+### Fixed
+
+- Try to save exported ConfigDB settings (migrate_from_db) in the system temp directory if default location is not writable.
+
 ## [2.3.0] - 2020-03-01
 
 ### Security
@@ -51,7 +55,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Pleroma API: Reroute `/api/pleroma/*` to `/api/v1/pleroma/*`
 
 </details>
-- Improved hashtag timeline performance (requires a background migration). 
+- Improved hashtag timeline performance (requires a background migration).
 
 ### Added