Update git submodules

* Update docs/submodules/oom.git from branch 'master'
  to ceec14ac73280ba6bcf724bfad88cbe1b8d47b6b
  - Update git submodules

    * Update kubernetes/aai from branch 'master'
      to 0c4cd899d53538202c23030ab278984897aede94
      - Merge "Use released schema-service 1.6.7 container"
      - Use released schema-service 1.6.7 container

        Issue-ID: AAI-2838
        Signed-off-by: Jimmy Forsyth <jf2512@att.com>
        Change-Id: Id996c09778a2209ed938cca4b64876e6221210d3