cleanup netvirtsfc api exports
cleanup netvirtsfc api exports

Change-Id: I46041aba4aa09c86557b2cfafb82c596a5917ed8
Signed-off-by: Sam Hague <0bd82f91a319b8977788d8264eb020ecd4ace960@redhat.com>

opendaylight/ovsdb,opendaylight/ovsdb,opendaylight/ovsdb