Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to c8c612b74cf3599d36b66db4ef33302b45f3ff54
  - Fix for Ansible Healthcheck bug
    
    Update to directed graph and merge JSON template code
    
    Issue-ID: APPC-1472
    Change-Id: I4332ad74d34f455261b1c001339d0542be4514fc
    Signed-off-by: Joss Armstrong <joss.armstrong@ericsson.com>
    
1 file changed