Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to cca938ddcff022f49b7b18486e5126b36cd1a5d1
  - Update image versions in integration override
    
    Issue-ID: INT-1462
    Signed-off-by: Marco Platania <platania@research.att.com>
    Change-Id: Ib14e88d854bc36c7ca16997a1f26d232bcd97ce4
    
1 file changed