ImportZUGFeRD: fix shti

DDZUGFeRDService/ThreadRunner.vb

@@ -163,11 +163,15 @@ Public Class ThreadRunner
             Dim tableName = row.Item("TABLE_NAME")
             Dim description = row.Item("DESCRIPTION")
             Dim isRequired = row.Item("IS_REQUIRED")
+            Dim isGrouped = row.Item("IS_GROUPED")
+            Dim groupScope = row.Item("GROUP_SCOPE")
 
             args.PropertyMap.Add(xmlPath, New XmlItemProperty() With {
                 .Description = description,
                 .TableName = tableName,
-                .IsRequired = isRequired
+                .IsRequired = isRequired,
+                .IsGrouped = isGrouped,
+                .GroupScope = groupScope
             })
         Next