[14.0][IMP] add layout for clean template

report_layout_config/migrations/14.0.1.0.0/pre-migrate.py

@@ -0,0 +1,18 @@
+# Copyright 2021 Camptocamp SA
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+
+from openupgradelib.openupgrade import rename_xmlids
+
+
+def migrate(cr, version):
+
+    rename_xmlids(
+        cr,
+        [
+            (
+                "report_layout_config.external_layout_images",
+                "report_layout_config.external_standard_layout_images_template",
+            )
+        ],
+    )