Update git submodules

* Update docs/submodules/vfc/nfvo/driver/vnfm/svnfm.git from branch 'master'
  to 6aface507b6496f867744a6aa24c2abeaa798728
  - add ssl support for ztevnfmdriver
    
    Change-Id: I3abb73a3bf9756950008173aa9f29f285fd7db43
    Issue-ID: VFC-1307
    Signed-off-by: fujinhua <fu.jinhua@zte.com.cn>
    
1 file changed