Currently there exists inconsistency about name of transmission
policy for a Link Bonding device. "xmit_balance_policy" is not
correct, which should be modified to "balance_xmit_policy".
Fixes: 2950a76931 ("bond: testpmd support")
Fixes: ac718398f4 ("doc: testpmd application user guide")
Cc: stable@dpdk.org
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>