net/mlx5e: Support IPsec upper TCP protocol selector

Support TCP as protocol selector for policy and state in IPsec
packet offload mode.

Example of state configuration is as follows:
  ip xfrm state add src 192.168.25.3 dst 192.168.25.1 \
	proto esp spi 1001 reqid 10001 aead 'rfc4106(gcm(aes))' \
	0x54a7588d36873b031e4bd46301be5a86b3a53879 128 mode transport \
	offload packet dev re0 dir in sel src 192.168.25.3 dst 192.168.25.1 \
	proto tcp dport 9003

Acked-by: Raed Salem <raeds@nvidia.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>