sql: always rebuild security attributes of formdata in the same order (#23918)

wcs/sql.py

@@ -1554,7 +1554,7 @@ class SqlFormData(SqlMixin, wcs.formdata.FormData):
 
     @classmethod
     def rebuild_security(cls):
-        formdatas = cls.select()
+        formdatas = cls.select(order_by='id')
         conn, cur = get_connection_and_cursor()
         for formdata in formdatas:
             sql_statement = '''UPDATE %s

wcs/workflows.py

@@ -347,7 +347,8 @@ class Workflow(StorableObject):
 
         def update(job=None):
             # instruct all related formdefs to update.
-            for form in FormDef.select(lambda x: x.workflow_id == self.id, ignore_migration=True):
+            for form in FormDef.select(lambda x: x.workflow_id == self.id,
+                    ignore_migration=True, order_by='id'):
                 form.data_class().rebuild_security()
                 if must_update:
                     form.rebuild()