Description of the problem, including code/CLI snippet

Gitlab has endpoints for updating Group and Project security settings, which are not exposed in python-gitlab.

• https://docs.gitlab.com/api/group_security_settings/
• https://docs.gitlab.com/api/project_security_settings/

Expected Behavior

Support for updating Group/Project security settings.

Actual Behavior

Feature is not present in python-gitlab

Specifications

• python-gitlab version: 7.1.0
• Gitlab server version (or gitlab.com): 18.9.0-pre eaa9eb40d8b,