Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to d8f9aac6779d1884d65c37cbcc2c7a87fc0d5ffb
  - Add liveness probe config for dmaap-dr-db
    
    Issue-ID: INT-1055
    Signed-off-by: Gary Wu <gary.wu@futurewei.com>
    Change-Id: I8bd9ca4fee2d6f0431a90ca6a6e76ce97ba39096
    
1 file changed