Update git submodules

* Update docs/submodules/vfc/nfvo/driver/vnfm/svnfm.git from branch 'master'
  to 1666778165fcf65c8a7820553c31f60a2433c5fd
  - Add api adaptor for vnf pkg download
    
    Change-Id: Ie58f4691c2eb2e433d8539bdddef2e5fb529d960
    Issue-ID: VFC-1307
    Signed-off-by: fujinhua <fu.jinhua@zte.com.cn>
    
1 file changed