Gets the user-visible display name of the "additional application action" specified by action_name.
This corresponds to the "Name" key within the keyfile group for the action.
the name of the action as from gio.desktop_app_info.DesktopAppInfo.listActions
the locale-specific action name
Gets the user-visible display name of the "additional application action" specified by action_name.
This corresponds to the "Name" key within the keyfile group for the action.