Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 853440d183783ebfe65f45b49ad8874d9c87ef8d
  - Add VnfInPlaceSoftwareUpdate for WFD
    
    Added  CheckPserversLocked,SetClosedLoopDisabled,UnsetClosedLoopDisabled, CheckClosedLoopDisabled, CheckInMain
    
    Change-Id: I6405b2c88d2109d952d452648bef2f99be6993df
    Issue-ID: SO-1518
    Signed-off-by: Bonkur, Venkat (vb8416) <vb8416@att.com>
    
1 file changed