common/cnxk: support enabling AURA tail drop for RQ

common/cnxk: support enabling AURA tail drop for RQ

Add support to enable AURA tail drop via RQ specifically
for inline device RQ's pkt pool. This is better than RQ
RED drop as it can be applied to all RQ's that are not
having security enabled but using same packet pool.

Signed-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>