Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to bbf16b63eee58324b37c218acd3d9fcba010fd25
  - added file to test ArtifactProcessorException.java
    
    to increase code coverage
    
    Issue-ID: APPC-1086
    Change-Id: If5082027e00615c5633621fdd93be1fe13ca27c7
    Signed-off-by: Sandeep J <sandeejh@in.ibm.com>
    
1 file changed