rules.pl: Fixes bug12981 - Add in and out specific actions for drop hostile

rules.pl: Fixes bug12981 - Add in and out specific actions for drop hostile

- This changes the action from HOSTILE_DROP to HOSTILE_DROP_IN for icnoming traffic and
   HOSTILE_DROP_OUT for outgoing traffic enabling logging decisions to be taken on each
   independently.

Fixes: bug12981
Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>
Reviewed-by: Bernhard Bitsch <bbitsch@ipfire.org>
Acked-by: Bernhard Bitsch <bbitsch@ipfire.org>
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>