Fix linting

Author: fsbraun

djangocms_versioning/forms.py

@@ -5,6 +5,7 @@
 
 from . import versionables
 
+
 class VersionAutocompleteSelect(AutocompleteSelect):
     def optgroups(self, name: str, value: str, attr: dict | None = None):
         default = (None, [], 0)