Update git submodules

* Update docs/submodules/dmaap/messagerouter/messageservice.git from branch 'master'
  to 107d91e51ada160bef2135b3fe356679167e1b3c
  - updating test cases for more coverage
    
    Issue-ID: DMAAP-1097
    Change-Id: I5973532bc53e814127d8439f3155c9fce869eee6
    Signed-off-by: sawantmandar <ms5838@att.com>
    
1 file changed