* Validation for block level variation * Make the "missing property value" JSON path expression valid * Update src/Umbraco.Core/Services/ContentValidationServiceBase.cs Co-authored-by: Nikolaj Geisle <70372949+Zeegaan@users.noreply.github.com> * Update src/Umbraco.Core/Services/ContentValidationServiceBase.cs Co-authored-by: Nikolaj Geisle <70372949+Zeegaan@users.noreply.github.com> * Update src/Umbraco.Infrastructure/PropertyEditors/BlockEditorValidatorBase.cs Co-authored-by: Nikolaj Geisle <70372949+Zeegaan@users.noreply.github.com> --------- Co-authored-by: Nikolaj Geisle <70372949+Zeegaan@users.noreply.github.com>