net/mlx5e: Enforce min inline mode when offloading flows

A flow should be offloaded only if the matches are
allowed according to min inline mode.

Signed-off-by: Roi Dayan <roid@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>