Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to b98b27daa949aa82207973e67f5d7dd0c8a361f5
  - Documentation for vFW In-Place Upgrade with TD
    
    The documentation for vFW Traffic Distributino use case
    evolves to vFW InPlace Upgrade with TD one. There is
    changed description of the use case purpose, the workflow,
    the configuration procedure and information about the
    way of testing.
    
    Change-Id: I1e68d46871864b4e65df553355b3a11d86b4c9cb
    Issue-ID: INT-1277
    Signed-off-by: Lukasz Rajewski <lukasz.rajewski@orange.com>
    
1 file changed