Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to a699370368538fc5af70e2e34427fb93a1e25eb6
  - SshConnectionSshd - Sonar Fix
    
    SshConnectionSshd - Sonar Fix
    
    Issue-ID: APPC-1543
    Change-Id: Id02cd65f4dfeebb43c4eb637d50b649c684397c7
    Signed-off-by: Driptaroop Das <driptaroop.das@in.ibm.com>
    
1 file changed