docs: 3.1.28 changelog

[ci skip]

Author: soyuka

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## v3.1.28
+
+### Bug fixes
+
+* [2c25293ba](https://github.com/api-platform/core/commit/2c25293ba933d37a14f2db8229aa47bb75b10669) fix(symfony): context not serializable when session (#6302)
+
 ## v3.1.27
 
 ### Bug fixes
@@ -1754,4 +1760,4 @@ Please read #2825 if you have issues with the behavior of Readable/Writable Link
 ## 1.0.0 beta 2
 
 * Preserve indexes when normalizing and denormalizing associative arrays
-* Allow setting default order for property when registering a `Doctrine\Orm\Filter\OrderFilter` instance
+* Allow setting default order for property when registering a `Doctrine\Orm\Filter\OrderFilter` instance