examples/eventdev: start ethdev after adapter setup
examples/eventdev: start ethdev after adapter setup

Start ethdev after the Rx/Tx adapter setup is complete as in some
architectures it might lead to undefined behaviour or events being
dropped.

Signed-off-by: Pavan Nikhilesh <8184a94f8f7778086ea0697cdb513b2e42813b09@marvell.com>
Reviewed-by: Nikhil Rao <d1996eefd6f63075256880b1bd8999364b16b5fc@intel.com>

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