app/procinfo: show all non-owned ports

app/procinfo: show all non-owned ports

Show all non-owned ports when no port mask is specified.

The show-port option, without the mask option,
was showing only the last non-owned port.
Show all the non-owned ports instead.

Fixes: 1dd6cffb6571 ("app/procinfo: provide way to request info on owned ports")
Cc: stable@dpdk.org
Signed-off-by: Subendu Santra <subendu@arista.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Morten Brørup <mb@smartsharesystems.com>