firewall: T4655: Fix default action 'drop' for the firewall
firewall: T4655: Fix default action 'drop' for the firewall

For some reason after firewall rewriting we are having default
action 'accept' for 1.4 and default action 'drop' for 1.3
Fix this issue, set default action 'drop'

vyos/vyos-1x,vyos/vyos-1x,vyos/vyos-1x,vyos/vyos-1x