Fixes:
$ sepolicy network -d httpd_t
httpd_t: tcp name_connect
Traceback (most recent call last):
File /usr/bin/sepolicy, line 699, in <module>
args.func(args)
File /usr/bin/sepolicy, line 319, in network
_print_net(d, tcp, name_connect)
File /usr/bin/sepolicy, line 276, in _print_net
port_strings.sort(numcmp)
TypeError: must use keyword argument for key function
Signed-off-by: Petr Lautrbach <plautrba@redhat.com>