[dts] [PATCH V1] tests/vhost_dequeue_zero_copy: delete dpdk upsupport testsuite and testplan

[Tu, Lijuan]

> As DPDK community will remove support dequeue zero copy feature in 20.11,so
> remove this testsuite and testplan.

I thought you want to say "has removed" , rather than  "will remove"

> 
> Signed-off-by: Ling Wei <weix.ling at intel.com>

Please remove it from test_plans/index.rst too.
Can't pass doc build:
index.rst:36: WARNING: toctree contains reference to nonexisting document u'vhost_dequeue_zero_copy_test_plan'