We should backup mod_ssl configuration when migrating from nss otherwise the uninstall would later leave the machine with IPA-specific settings. Related: https://pagure.io/freeipa/issue/3757 Reviewed-By: Christian Heimes <cheimes@redhat.com> Reviewed-By: Stanislav Laznicka <slaznick@redhat.com> Reviewed-By: Rob Crittenden <rcritten@redhat.com>