Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to 80af84927200d30a9c0deb923a24c757db0b8b83
  - Test coverage in DmaapProducerImpl
    
    Increased coverage to 80%
    
    Issue-ID: APPC-1415
    Change-Id: Ie4817c5bdf514d4fe7f68b73812bbc2383c8cbbe
    Signed-off-by: Joss Armstrong <joss.armstrong@ericsson.com>
    
1 file changed