If meter policy action was RSS, the correct items were not provided
for sub-policy creation.
This fixes the issue by providing original items in meter split, so
the sub-policy creation gets the correct items.
Fixes: 3c481324ba ("net/mlx5: fix meter flow direction check")
Cc: stable@dpdk.org
Signed-off-by: Shun Hao <shunh@nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>