firewall: expect input from gpic0 to be accepted

This corresponds to the change made in iptables_1.6.0-2ubuntu3co2.

Bug: https://phabricator.apertis.org/T2214



Reviewed-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Signed-off-by: Simon McVittie <simon.mcvittie@collabora.co.uk>
Differential Revision: https://phabricator.apertis.org/D3767

firewall/automated/run-test.sh

@@ -48,6 +48,7 @@ test_iptables_list() {
 -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
 -A INPUT -p icmp -j ACCEPT
 -A INPUT -i lo -j ACCEPT
+-A INPUT -i gpic0 -j ACCEPT
 -A INPUT -p tcp -m state --state NEW -m tcp --dport 80 -j ACCEPT
 -A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
 -A INPUT -p udp -m udp --dport 1900 -j ACCEPT