app/testpmd: fix VLAN TCI mask set error for FDIR
app/testpmd: fix VLAN TCI mask set error for FDIR

The vlan tci mask should be set to 0xEFFF, not 0x0,
the wrong mask will cause mask error for register set.

Fixes: d9d5e6f2f0ba ("app/testpmd: set default flow director mask")
Cc: stable@dpdk.org

Signed-off-by: Wei Zhao <55941fd0e75edbdf274af2cfac8f147525678f08@intel.com>
Acked-by: Wenzhuo Lu <58cb9036bdff9a5412edc3b9f70e105ccf59954f@intel.com>

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