net/bnxt: fix endianness while setting L4 destination port

net/bnxt: fix endianness while setting L4 destination port

Use "req.tunnel_dst_port_val" in bnxt_hwrm_tunnel_dst_port_alloc()
as big endian since hwrm spec mandates this field in network byte order.

Also, fixed the endianness while parsing the command output.

Fixes: 10d074b2022d ("net/bnxt: support tunneling")
Cc: stable@dpdk.org
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>