net/mlx5: fix VLAN matching on switch flow rules
net/mlx5: fix VLAN matching on switch flow rules

VLAN ID is not properly translated to TC due to swapped byte order.

Fixes: 7ac6778d50e0 ("net/mlx5: add VLAN item and actions to switch flow rules")

Signed-off-by: Adrien Mazarguil <9d39ea493ca46c560334f650ac5d4b5ffbcb5cf0@6wind.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk