docs: update v4.5.6.rst

maniaba · maniaba · commit f4f86b339514 · 2024-10-07T22:21:42.000+02:00
diff --git a/user_guide_src/source/changelogs/v4.5.6.rst b/user_guide_src/source/changelogs/v4.5.6.rst
@@ -22,6 +22,9 @@ Message Changes
 Changes
 *******
 
+- **Validation:** Rule ``is_unique`` and ``is_not_unique`` now accept an optional
+ ``dbGroup`` as parameter.
+
 ************
 Deprecations
 ************
