libxt_owner: add spaces to output

It could happen that --<arg><value> was printed on iptables-save with
owner rules (owner_mt_save() function) without the obligatory space
inbetween. Also transfer printing of the space character into
owner_mt_print_item().

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
1 file changed