Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to 208db989045b9a53d9191e7fdac03d266ef73c5c
  - Fix for documentation of DistributeTrafficCheck
    
    Change-Id: I260ef22fb00755e6818868fdadd35bcd88162ffd
    Signed-off-by: Lukasz Rajewski <lukasz.rajewski@orange.com>
    Issue-ID: APPC-1447
    
1 file changed