feat: add secret_manager information

src/rougail/annotator/variable.py

@@ -106,6 +106,9 @@ class Annotator(Walk):  # pylint: disable=R0903
                     'the variable "{0}" has attribute "secret_manager" so must not have default value'
                 )
                 raise DictConsistencyError(msg.format(path), 59, variable.xmlfiles)
+            self.objectspace.informations.add(
+                path, "secret_manager", True
+            )
 
     def convert_variable(self):
         """convert variable"""