@Override
    protected Action getExecuteAction(@Nonnull final SessionData data) {
        return Action.complete;
    }
Notifies the that a group is being deleted. It can be used by user providers to notify Openfire of the
deletion of a group.

@author Gabriel Guarincerri
xmppserver/src/main/java/org/jivesoftware/openfire/commands/event/GroupDeleting.java