docs: update changelog

Author: Pierlou

CHANGELOG.md

@@ -12,6 +12,7 @@
 - Fix rare issue in `/status/crawler/` endpoint [#301](https://github.com/datagouv/hydra/pull/301) [#302](https://github.com/datagouv/hydra/pull/302)
 - Fix typos, deprecated examples and add emojis in README [#304](https://github.com/datagouv/hydra/pull/304)
 - Upgrade dependencies and fix pytest-asyncio deprecated code [#305](https://github.com/datagouv/hydra/pull/305)
+- Handle new cases of geo columns from csv-detective [#303](https://github.com/datagouv/hydra/pull/303)
 
 ## 2.3.0 (2025-07-15)