net/mlx5: CT: Add support for matching on ct_state inv and rel flags

net/mlx5: CT: Add support for matching on ct_state inv and rel flags

Add support for matching on ct_state inv and rel flags.

Currently the support is only for match on -inv and -rel.
Matching on +inv and +rel will be rejected.

Example:
$ tc filter add dev ens1f0_0 ingress prio 1 chain 1 proto ip flower \
  ct_state -est-rel+trk \
  action mirred egress redirect dev ens1f0_1
$ tc filter add dev ens1f0_1 ingress prio 1 chain 1 proto ip flower \
  ct_state +trk+est-inv \
  action mirred egress redirect dev ens1f0_0

Signed-off-by: Ariel Levkovich <lariel@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>