Update chill bundles to v4.2.1

.changes/unreleased/DX-20250902-215127.yaml

@@ -1,7 +0,0 @@
-kind: DX
-body: |
-    Improve error message when a stored object cannot be written on local disk
-time: 2025-09-02T21:51:27.248966834+02:00
-custom:
-    Issue: ""
-    SchemaChange: No schema change

.changes/unreleased/Fixed-20250903-211043.yaml

@@ -1,6 +0,0 @@
-kind: Fixed
-body: Fix exports to work with DirectExportInterface
-time: 2025-09-03T21:10:43.957621699+02:00
-custom:
-    Issue: ""
-    SchemaChange: No schema change

.changes/v4.2.1.md

@@ -0,0 +1,6 @@
+## v4.2.1 - 2025-09-03
+### Fixed
+* Fix exports to work with DirectExportInterface   
+### DX
+* Improve error message when a stored object cannot be written on local disk
+   

CHANGELOG.md

@@ -6,6 +6,13 @@ adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html),
 and is generated by [Changie](https://github.com/miniscruff/changie).
 
 
+## v4.2.1 - 2025-09-03
+### Fixed
+* Fix exports to work with DirectExportInterface   
+### DX
+* Improve error message when a stored object cannot be written on local disk
+   
+
 ## v4.2.0 - 2025-09-02
 ### Feature
 * ([#64](https://gitlab.com/Chill-Projet/chill-bundles/-/issues/64)) Add external identifier for a Person