Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to b5a393e2a1032f3132582426e8875de99e559061
  - Added test case for Rebuild Server
    
    Issue-ID: APPC-1502
    Change-Id: Idff986e1727e13c5a402184b416365328418c7ab
    Signed-off-by: Lathishbabu Ganesan <lathishbabu.ganesan@ericsson.com>
    
1 file changed