Tests:
- Change the backend to iptables, and restart firewalld. The diagnostic
is failed.
- Change the backend back to nftables, and restart firewalld. The
diagnostic is passed.
Signed-off-by: James Valleroy <jvalleroy@mailbox.org>
[sunil: Use augeas transform operation]
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: Sunil Mohan Adapa <sunil@medhas.org>