Add attributes to remove management modules (#5961)

Add attributes to remove management modules.

plugins/modules/ilo_redfish_config.py

@@ -15,6 +15,13 @@ description:
   - Builds Redfish URIs locally and sends them to iLO to
     set or update a configuration attribute.
   - For use with HPE iLO operations that require Redfish OEM extensions.
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options:
   category:
     required: true