chore: update changelog

Author: gadomski

CHANGELOG.md

@@ -2,7 +2,6 @@
 
 ## [Unreleased]
 
-
 ### Added
 
 - Top-level `item_assets` dict on `Collection`s ([#1476](https://github.com/stac-utils/pystac/pull/1476))
@@ -14,6 +13,10 @@
 - Correctly detect absolute file path ref on windows, reflecting change in python 3.13 ([#1475](https://github.com/stac-utils/pystac/pull/14750)) (only effects python 3.13)
 - Deprecated `ItemAssetExtension` ([#1476](https://github.com/stac-utils/pystac/pull/1476))
 
+### Fixed
+
+- Use `application/geo+json` for `item` links ([#1495](https://github.com/stac-utils/pystac/pull/1495))
+
 ## [v1.11.0] - 2024-09-26
 
 ### Added