Add notify_on_unknown_sign_in to application settings

Add notify_on_unknown_sign_in to application settings

Update Resource

Add notify_on_unknown_sign_in application setting

resource "gitlab_application_settings" "this" {
    notify_on_unknown_sign_in = true
}

Related GitLab APIs

API documentation: Application Settings

Additional Details

• GitLab REST API resources available (read for data sources, CRUD for resources)
• client-go supports the related GitLab API already
• I'd like to contribute it myself