update release notes

FabianHofmann · FabianHofmann · commit 397152d709bc · 2025-09-04T22:14:07.000+02:00
diff --git a/doc/release_notes.rst b/doc/release_notes.rst
@@ -17,7 +17,6 @@ Version 0.5.6
 **Breaking Changes**
 
 * With this release, the package support for Python 3.9 was dropped and support for Python 3.10 was officially added.
-
 * The selection of a single item in `__getitem__` now returns a `Variable` instead of a `ScalarVariable`.
 
 
