Update description

# Conflicts:
#	content/swagger/akeneo-web-api.json

Author: FabienD

content/swagger/resources/attributes/definitions/attribute.yaml

@@ -227,7 +227,7 @@ properties:
     x-warning: Only for `pim_catalog_number` or `pim_catalog_metric` attribute types
   enable_option_creation_during_import:
     type: boolean
-    description: Whether new attribute options can be created automatically during product or product model import (CSV, XLSX).
+    description: Whether new attribute options can be created automatically during product or product model import (CSV, XLSX). This feature will be available soon.
     x-warning: Only for `pim_catalog_simpleselect` or `pim_catalog_multiselect` attribute types
     x-from-version: "SaaS"
 example: